- ICH GCP
- US-Register für klinische Studien
- Klinische Studie NCT07478211
Menstruationszyklus-Kartierung bei Verwendung eines Closed-Loop-Insulinabgabesystems (MCM-Loop)
Menstruationszyklus-Kartierung bei Verwendung einer Closed-Loop-Insulinabgabe
Die Hypothese besagt, dass die Menstruationszyklizität den Glukose- und Energiestoffwechsel bei Frauen mit Typ-1-Diabetes beeinflusst. Die Begründung der Hypothese zu Zykluseffekten basiert auf der Annahme, dass Schwankungen der weiblichen Geschlechtshormone während des Menstruationszyklus Veränderungen in physiologischen Parametern des Glukosestoffwechsels und der Energiehomöostase und/oder Lebensstilaspekten verursachen, die an der Regulation des Blutzuckerspiegels und Körpergewichts beteiligt sind. Es wird erwartet, dass Hormonschwankungen die Insulinsensitivität, die Magenentleerung, das Essverhalten und den Energieverbrauch beeinflussen. Es wird angenommen, dass die Insulinsensitivität in der präovulatorischen Phase am höchsten und in der mittleren Lutealphase am niedrigsten ist. Weiterhin wird erwartet, dass die Magenentleerung in der Follikelphase ihren Höhepunkt erreicht und der höchste Energieverbrauch und Nahrungsaufnahme während der mittleren Lutealphase auftreten.
Das primäre Ziel dieser Studie ist es, den Glukose- und Energiestoffwechsel während des gesamten Menstruationszyklus bei natürlich menstruierenden Frauen mit Typ-1-Diabetes zu charakterisieren. Weitere Ziele sind die Bewertung der Auswirkungen des Menstruationszyklus auf die Glukosekontrolle und den Insulinbedarf, die Untersuchung, wie Schwankungen der Geschlechtshormonspiegel den Glukose- und Energiestoffwechsel beeinflussen, und die Quantifizierung sowohl der inter- als auch intraindividuellen Variabilität der mit dem Menstruationszyklus verbundenen Stoffwechselveränderungen. Darüber hinaus wird die Studie bewerten, ob Veränderungen in Schlüsselkomponenten des Glukosestoffwechsels und Verhaltensfaktoren die mit dem Menstruationszyklus verbundenen Variationen in der Glukosekontrolle und dem Insulinbedarf vermitteln.
Studienübersicht
Status
Bedingungen
Studientyp
Einschreibung (Tatsächlich)
Kontakte und Standorte
Studienorte
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Canton of Bern
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Bern, Canton of Bern, Schweiz, 3010
- Department of Diabetes, Endocrinology, Nutritional Medicine and Metabolism (UDEM), Inselspital, Bern University Hospital
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Teilnahmekriterien
Zulassungskriterien
Studienberechtigtes Alter
- Erwachsene
Akzeptiert gesunde Freiwillige
Probenahmeverfahren
Studienpopulation
Beschreibung
Einschlusskriterien:
- Weibliches Geschlecht bei der Geburt zugewiesen
- Typ-1-Diabetes seit mindestens 12 Monaten
- Alter 18-45 Jahre
- Natürlicher Menstruationszyklus (ohne medizinische oder hormonelle Eingriffe)
- Funktionelle Insulintherapie per Injektion oder Insulinpumpe
- Bereitschaft, studienbezogene Verfahren zu befolgen
- Bereitschaft, während der Studienteilnahme mechanische Verhütungsmittel zu verwenden
Ausschlusskriterien:
- Verwendung von Verhütungsmitteln oder medizinischen Eingriffen, die die natürlichen hormonellen Schwankungen des Menstruationszyklus oder die zyklische Blutung beeinträchtigen
- Eingriffe, die den Glukose- oder Energiestoffwechsel beeinflussen (außer Insulin, Schilddrüsenhormonersatz oder Statinen), werden nach Einschätzung des Prüfers für die Studiendauer pausiert, mit einer angemessenen Auswaschphase vor Beginn der Datenerfassung
- Vorliegen eines körperlichen oder psychischen Zustands oder eines medizinischen Eingriffs, der nach Einschätzung des Prüfers die Durchführung der Verfahren und/oder deren Auswertung beeinträchtigen könnte
- Schwangerschaft oder Stillzeit
- Teilnahme an einer anderen klinischen Studie, die nach Einschätzung des Prüfers die Interpretation der Studienergebnisse beeinträchtigt
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
Kohorten und Interventionen
Gruppe / Kohorte |
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Women with Type 1 Diabetes
Participants with type 1 diabetes from age 18 to 45 years and a natural menstrual cycle will be followed for 3 consecutive menstrual cycles.
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Was misst die Studie?
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
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Time in target glucose range
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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The primary metric for glucose control is the proportion of time with sensor glucose levels in the target range (3.9-10mmol/L, %). Glucose levels will be measured using a continuous glucose monitoring sensor (Dexcom G6 or an equivalent CGM sensor). |
Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
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Substratoxidation
Zeitfenster: Einmal bei jeder phasenspezifischen Bewertung (frühfollikulär, präovulatorisch und luteal) für einen Menstruationszyklus beurteilt
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Die Substratoxidation (d.h., quantifiziert durch den relativen Beitrag der Fettoxidation zum Ruheenergieumsatz) wird im nüchternen Zustand (≥8 Stunden) mittels indirekter Kalorimetrie gemessen, um zusätzlichen Kontext als physiologischen Determinanten des Glukose- und Energiestoffwechsels zu liefern.
Dieses Ergebnis wird nur in einer Untergruppe von 15 Teilnehmern gemessen.
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Einmal bei jeder phasenspezifischen Bewertung (frühfollikulär, präovulatorisch und luteal) für einen Menstruationszyklus beurteilt
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Algorithm-directed insulin delivery following a standardized meal
Zeitfenster: The outcome will be measured at each standardized meal assessment, performed during the three key menstrual cycle phases (early-follicular, pre-ovulatory, and mid-luteal),across three menstrual cycles, resulting in a total of nine 3-hour assessment times
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The primary insulin metric is the algorithm-directed insulin dose (units) delivered over a 3 hour period following a standardized meal without a manual bolus.
Insulin delivery is recorded using the mylife CamAPS FX automated insulin delivery system.
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The outcome will be measured at each standardized meal assessment, performed during the three key menstrual cycle phases (early-follicular, pre-ovulatory, and mid-luteal),across three menstrual cycles, resulting in a total of nine 3-hour assessment times
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Insulin sensitivity
Zeitfenster: Continuously over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Insulin sensitivity will be estimated continuously throughout the study from sensor glucose and insulin pump data, collected via the mylife CamAPS FX automated insulin delivery system, using mathematical modeling.
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Continuously over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Gastric emptying
Zeitfenster: The outcome is evaluated at each phase-specific assessment (early follicular, pre-ovulatory, and luteal) for one menstrual cycle.
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This outcome is based in the [13C]-acetate breath test. Breath 13CO2 enrichment is analyzed using infrared spectrometry and kinetics parameters are derived using mathematical modelling. The main parameter of interest is T50 (ie., the time until half of the ingested meal was absorbed). This outcome is measured only in a subgroup of 15 participants. |
The outcome is evaluated at each phase-specific assessment (early follicular, pre-ovulatory, and luteal) for one menstrual cycle.
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Total energy expenditure
Zeitfenster: Continuously over one menstrual cycle. Duration varies depending on individual cycle length, ranging from 20 days to 50 days.
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Total energy expenditure will be quantified using the doubly labelled water method.
This outcome is measured only in a subgroup of 15 participants.
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Continuously over one menstrual cycle. Duration varies depending on individual cycle length, ranging from 20 days to 50 days.
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Dietary intake
Zeitfenster: Measured for 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days over 3 cycles
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Total energy intake (kcal/day) will be assessed by recording all meals using an image-based automated food analysis application SNAQ.
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Measured for 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days over 3 cycles
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Physical activity
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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The number of steps per day, as a component of physical activity, will be measured using the Garmin Venu 3 smartwatch.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Andere Ergebnismessungen
Ergebnis Maßnahme |
Maßnahmenbeschreibung |
Zeitfenster |
|---|---|---|
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Ruheenergieumsatz
Zeitfenster: Einmal bei jeder phasenspezifischen Bewertung (frühfollikulär, präovulatorisch und luteal) für einen Menstruationszyklus beurteilt.
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Der Ruheenergieverbrauch (kcal/Tag) wird mittels indirekter Kalorimetrie im nüchternen Zustand (≥8 Stunden) gemessen, um zusätzlichen Kontext als physiologischen Determinanten des Energiestoffwechsels zu liefern.
Dieses Ergebnis wird nur in einer Untergruppe von 15 Teilnehmern gemessen.
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Einmal bei jeder phasenspezifischen Bewertung (frühfollikulär, präovulatorisch und luteal) für einen Menstruationszyklus beurteilt.
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Patientenberichtete wahrgenommene Auswirkungen
Zeitfenster: Am Ende der Studie (nach drei Menstruationszyklen).
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Die wahrgenommene Auswirkung des Menstruationszyklus auf die Diabeteskontrolle und -behandlung wird am Ende der Studie retrospektiv mithilfe eines Erfahrungsfragebogens erfasst.
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Am Ende der Studie (nach drei Menstruationszyklen).
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Postprandial mean glucose
Zeitfenster: The outcome will be evaluated continuously over 3 menstrual cycles (duration varies from 60 days (20-day cycles) to 150 days (50-day cycles)) as well as at each standardized meal assessment, resulting in a total of nine 3-hour assessment times.
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Mean postprandial glucose levels measured using continuous glucose monitoring in the 3 hours following meals.
Meal timepoints defined as manual carbohydrate entries in the mylife CamAPS FX automated insulin delivery system.
This outcome serves as an additional metric within the overall assessment of glucose control.
Additionally, mean postprandial glucose levels will be specifically measured in the 3 hours following the standardized meal assessment using continuous glucose monitoring.
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The outcome will be evaluated continuously over 3 menstrual cycles (duration varies from 60 days (20-day cycles) to 150 days (50-day cycles)) as well as at each standardized meal assessment, resulting in a total of nine 3-hour assessment times.
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Postprandial peak glucose
Zeitfenster: The outcome will be evaluated continuously over 3 menstrual cycles (duration varies from 60 days (20-day cycles) to 150 days (50-day cycles)) as well as once for each standardized meal assessment (9 values in total).
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Peak postprandial glucose levels measured using continuous glucose monitoring in the 3 hours following meals.
Meal timepoints defined as manual carbohydrate entries in the mylife CamAPS FX automated insulin delivery system.
This outcome serves as an additional metric within the overall assessment of glucose control.
Additionally, peak postprandial glucose levels will be specifically measuredin the 3 hours following the standardized meal assessment using continuous glucose monitoring.
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The outcome will be evaluated continuously over 3 menstrual cycles (duration varies from 60 days (20-day cycles) to 150 days (50-day cycles)) as well as once for each standardized meal assessment (9 values in total).
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Proportion of time spent in the hyperglycaemic range
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles)
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Glucose levels above 10 mmol/L are classified as hyperglycaemic. Glucose levels will be measured using a continuous glucose monitoring (Dexcom G6 system or an equivalent CGM sensor). This outcome serves as an additional metric within the overall assessment of glucose control. |
Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles)
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Proportion of time spent in hypoglycaemic range
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose levels below 3.9 mmol/L are classified as hypoglycaemic.
Glucose levels will be measured using continuous glucose monitoring (Dexcom G6 system or an equivalent CGM sensor) This outcome serves as an additional metric within the overall assessment of glucose control.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose variability - standard deviation
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose variability assessed as the standard deviation (SD) of sensor glucose values measured using continuous glucose monitoring. This outcome provides an additional metric contributing to the assessment of glucose variability and overall glucose control. |
Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose variability - coefficient of variation
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose variability assessed as the coefficient of variation (CV) of sensor glucose values measured using continuous glucose monitoring data. This outcome provides an additional metric contributing to the assessment of glucose variability and overall glucose control. |
Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose variability - mean amplitude of glycaemic excursions
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Glucose variability assessed as the mean amplitude of glycaemic excursions (MAGE) derived from continuous glucose monitoring data. This outcome provides an additional metric contributing to the assessment of glucose variability and overall glucose control. |
Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Total daily insulin dose
Zeitfenster: Over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Total daily insulin dose (U/day) will be evaluated using the mylife CamAPS FX automated insulin delivery system, which includes a continuous glucose monitoring sensor (Dexcom G6 or an equivalent CGM sensor for participants already using mylife CamAPS FX with a different sensor), an insulin pump (YpsoPump), and the CamAPS FX application.
This outcome serves as an additional measure of individual insulin requirements.
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Over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Basal insulin
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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As an additional measure of insulin requirements, the proportion of basal insulin relative to total insulin delivery (%) will be assessed. It will be measured using the mylife CamAPS FX AID system consisting of a continuous glucose monitoring sensor (Dexcom G6 system or an equivalent CGM sensor if they already use the mylife CamAPS FX AID system with a different sensor), the insuline pump (Ypsopump) and the CamAPS FX app. |
Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Bolus frequency
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Units are (n/day).
The outcome is the number of manual boluses entered into the mylife CamAPS FX AID system.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Model-estimated energy intake
Zeitfenster: Continuously over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Daily energy intake (kcal/day) will be estimated using an energy balance model based on frequently measured body weight and physical activity data, and, where available, energy expenditure assessed using the doubly labeled water methodology.
This outcome provides a complementary, model-based estimate of energy intake alongside self-reported dietary intake.
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Continuously over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Proportion of carbohydrate intake
Zeitfenster: Measured over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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The proportion of carbohydrate intake (% of total energy intake) will be derived from meal records collected using the image-based automated food analysis application (SNAQ), providing complementary information on macronutrient distribution.
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Measured over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Proportion of fat intake
Zeitfenster: Measured over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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The proportion of fat intake (% of total energy intake) will be derived from meal records collected using the image-based automated food analysis application (SNAQ), providing complementary information on macronutrient distribution.
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Measured over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Proportion of protein intake
Zeitfenster: Measured over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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The proportion of protein intake (% of total energy intake) will be derived from meal records collected using the image-based automated food analysis application (SNAQ), providing complementary information on macronutrient distribution.
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Measured over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Dietary fiber intake
Zeitfenster: Total intake over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Dietary fiber intake will be derived from meal records collected using the SNAQ application as an additional component of overall dietary intake assessment.
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Total intake over 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Food category distribution
Zeitfenster: Measured continuously at every meal for 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Food category distribution will be derived from meal records collected using the SNAQ application, providing complementary information on dietary patterns within overall dietary intake.
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Measured continuously at every meal for 3 days following each phase-specific assessment (early follicular, pre-ovulatory, and luteal) across three menstrual cycles, totaling 27 days from 9 assessments.
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Activity minutes per day
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Active minutes per day will be measured using the Garmin Venu 3 smartwatch as a complementary indicator of physical activity.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Body weight
Zeitfenster: Measured daily over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Body weight will be measured using the Garmin Index S2 smart scale to provide additional metabolic context.
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Measured daily over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Fat mass
Zeitfenster: Daily over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Percentage of body fat mass, as a component of body composition, will be measured using the Garmin Index S2 smart scale to provide additional metabolic context.
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Daily over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Fat-free mass
Zeitfenster: Measured daily over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Percentage of fat-free mass, as a component of body composition, will be measured using the Garmin Index S2 smart scale to provide additional metabolic context.
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Measured daily over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Beta-hydroxybutyrate levels
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Beta-hydroxybutyrate levels (mmol/L), will be assessed using the SiBio Ketone Sensor to provide additional metabolic context.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Heart rate
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Heart rate (bpm), will be assessed using the Garmin Venu 3 smartwatch to provide a broader metabolic context.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Heart rate variability
Zeitfenster: Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Heart rate variability (High and low frequency components or equivalent time domain indices), will be assessed using the Garmin Venu 3 smartwatch to provide a broader metabolic context and as an indicator of autonomic nervous system activity.
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Continuously over 3 menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Patient-reported perceived impact - real-time electronic logs
Zeitfenster: Continuously over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Perceived impact of the menstrual cycle on diabetes control and management will be captured additionally in real time using electronic logs in a smartphone app.
Data are considered supplementary to the experience questionnaire-based assessment.
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Continuously over three menstrual cycles. Duration varies depending on individual cycle length, ranging from 60 days (20-day cycles) to 150 days (50-day cycles).
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Mitarbeiter und Ermittler
Sponsor
Mitarbeiter
Publikationen und hilfreiche Links
Allgemeine Veröffentlichungen
- Escalante Pulido JM, Alpizar Salazar M. Changes in insulin sensitivity, secretion and glucose effectiveness during menstrual cycle. Arch Med Res. 1999 Jan-Feb;30(1):19-22. doi: 10.1016/s0188-0128(98)00008-6.
- Charkoudian N, Stachenfeld N. Sex hormone effects on autonomic mechanisms of thermoregulation in humans. Auton Neurosci. 2016 Apr;196:75-80. doi: 10.1016/j.autneu.2015.11.004. Epub 2015 Nov 30.
- Hirshoren N, Tzoran I, Makrienko I, Edoute Y, Plawner MM, Itskovitz-Eldor J, Jacob G. Menstrual cycle effects on the neurohumoral and autonomic nervous systems regulating the cardiovascular system. J Clin Endocrinol Metab. 2002 Apr;87(4):1569-75. doi: 10.1210/jcem.87.4.8406.
- Fede C, Albertin G, Petrelli L, Sfriso MM, Biz C, De Caro R, Stecco C. Hormone receptor expression in human fascial tissue. Eur J Histochem. 2016 Nov 2;60(4):2710. doi: 10.4081/ejh.2016.2710.
- McEwen BS, Milner TA. Understanding the broad influence of sex hormones and sex differences in the brain. J Neurosci Res. 2017 Jan 2;95(1-2):24-39. doi: 10.1002/jnr.23809.
- Mayes JS, Watson GH. Direct effects of sex steroid hormones on adipose tissues and obesity. Obes Rev. 2004 Nov;5(4):197-216. doi: 10.1111/j.1467-789X.2004.00152.x.
- Sherman BM, Korenman SG. Hormonal characteristics of the human menstrual cycle throughout reproductive life. J Clin Invest. 1975 Apr;55(4):699-706. doi: 10.1172/JCI107979.
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn (Tatsächlich)
Primärer Abschluss (Tatsächlich)
Studienabschluss (Tatsächlich)
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Tatsächlich)
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Tatsächlich)
Letztes eingereichtes Update, das die QC-Kriterien erfüllt
Zuletzt verifiziert
Mehr Informationen
Begriffe im Zusammenhang mit dieser Studie
Schlüsselwörter
Zusätzliche relevante MeSH-Bedingungen
Andere Studien-ID-Nummern
- MCM-Loop
Plan für individuelle Teilnehmerdaten (IPD)
Planen Sie, individuelle Teilnehmerdaten (IPD) zu teilen?
Beschreibung des IPD-Plans
IPD-Sharing-Zeitrahmen
IPD-Sharing-Zugriffskriterien
Art der unterstützenden IPD-Freigabeinformationen
- STUDIENPROTOKOLL
- ANALYTIC_CODE
Arzneimittel- und Geräteinformationen, Studienunterlagen
Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt
Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt
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