- ICH GCP
- US-Register für klinische Studien
- Klinische Studie NCT02653430
Efficacy and Mechanism Study of Bariatric Surgery to Treat Moderate to Severe Obesity in Han Chinese Population
Studienübersicht
Status
Bedingungen
Intervention / Behandlung
Detaillierte Beschreibung
Prevalence of obesity has been increasing rapidly worldwide. Overweight and obesity prevalence surged to 35.1% according to China Noncommunicable Disease Surveillance 2010. An estimated 44% of the burden for diabetes has been attributed to these weight problems, as well as 23% and 7-41% of the burdens for ischaemic heart disease and specific cancers. So now, obesity is a very serious disease, and it is not easy to lose weight or maintain proper weight.
With the failure of non-surgical strategies, bariatric surgery has emerged as the most effective therapeutic option for the treatment of severe obesity. From the beginning, there are a lot of types of operation which have been created and then been abandoned. Now, the most common is Roux-en-Y gastric bypass, sleeve gastrectomy (SG), gastric banding, and biliopancreatic diversion. In recent years, the international status of SG surgery gradually went up. Since 2013, SG has been recommended as the preferred option of bariatric surgery by the American Weight Loss Society. However, the underlying mechanism of SG procedure is not fully clear.
In fact, clinical and translational studies over the last decade have shown that a number of gastrointestinal mechanisms, including changes in gut hormones, neural signalling, intestinal flora, bile acid and lipid metabolism can play a significant role in the effects of this procedure on energy homeostasis. This is a long-term follow-up and interventional study in individuals who have been diagnosed with moderate to severe obesity with or without diabetes. The purpose of this study is to determine the effects of SG on weight and blood sugar control and underlying mechanisms by metabolomics, metagenomics, functional magnetic resonance imaging (fMRI) ,adipose tissue expression chip and etc.
Studientyp
Einschreibung (Voraussichtlich)
Phase
- Unzutreffend
Kontakte und Standorte
Studienorte
-
-
Shanghai
-
Shanghai, Shanghai, China, 200025
- Rekrutierung
- Shanghai Jiao Tong University School of Medicine
-
Hauptermittler:
- Guang Ning, MD,PhD
-
Kontakt:
- Guang Ning, MD,PhD
- Telefonnummer: 665340 86-21-64370045
- E-Mail: guangning@medmail.com.cn
-
-
Teilnahmekriterien
Zulassungskriterien
Studienberechtigtes Alter
Akzeptiert gesunde Freiwillige
Studienberechtigte Geschlechter
Beschreibung
Inclusion Criteria:
- BMI≥35kg/m2 with or without obesity complications
- BMI≥32kg/m2 with type 2 diabetes, high blood pressure, severe OSAHS, atherosclerotic plaque formation or other obesity complications
- Type 2 diabetes duration of ≤ 15 years, half of the lower limit of normal islet reserve function or more, C peptide ≥2.
Exclusion Criteria:
- had an operation for losing weight before
- serious hepatic or renal dysfunction
- mentally ill,serious tristimania,personality disturbance,disgnosia
- drug abuse or alcool abuse
- ulcer or tumor history or other high risks for surgery or serious gastrointestinal disease
- can not be follow-up,refuse to change the life-style
- type 1 diabetes mellitus
- self-care disable or no familial care
- obesity caused by drugs
- secondary obesity, such as monogenic obesity, obesity-related genetic syndrome, cushing syndrome and etc.
Studienplan
Wie ist die Studie aufgebaut?
Designdetails
- Hauptzweck: Behandlung
- Zuteilung: N / A
- Interventionsmodell: Einzelgruppenzuweisung
- Maskierung: Keine (Offenes Etikett)
Waffen und Interventionen
Teilnehmergruppe / Arm |
Intervention / Behandlung |
|---|---|
|
Experimental: Bariatric Surgery
Sleeve Gastrectomy
|
After complete exams such as EKG,UCG,spirometry and other basic exams,estimate the condition of patient whether he(she) can tolerate a surgical operation.Then we operate the"Sleeve gastrectomy laparoscopically" by a group of experienced surgeons.
|
Was misst die Studie?
Primäre Ergebnismessungen
Ergebnis Maßnahme |
Zeitfenster |
|---|---|
|
Excess Weight Loss
Zeitfenster: up to 10 years
|
up to 10 years
|
Sekundäre Ergebnismessungen
Ergebnis Maßnahme |
Zeitfenster |
|---|---|
|
Remission rate of type 2 diabetes mellitus or control of glycemia
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Waist circumference
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Hip circumference
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Fat percent determined by Inbody 720
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Assessment of insulin resistance
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Abdominal fat deposition
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Apnea hypopnea index by polysomnography
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Appetite assessed by Three-factor eating questionnaire (TFEQ)
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Gut microbiome
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Concentration of blood metabolites
Zeitfenster: up to 10 years
|
up to 10 years
|
|
Appetite signal in brain determined by fMRI
Zeitfenster: up to 10 years
|
up to 10 years
|
Mitarbeiter und Ermittler
Ermittler
- Hauptermittler: Guang Ning, MD,PHD, Shanghai Jiao Tong University School of Medicine
Publikationen und hilfreiche Links
Allgemeine Veröffentlichungen
- Hong J, Bo T, Xi L, Xu X, He N, Zhan Y, Li W, Liang P, Chen Y, Shi J, Li D, Yan F, Gu W, Wang W, Liu R, Wang J, Wang Z, Ning G. Reversal of Functional Brain Activity Related to Gut Microbiome and Hormones After VSG Surgery in Patients With Obesity. J Clin Endocrinol Metab. 2021 Aug 18;106(9):e3619-e3633. doi: 10.1210/clinem/dgab297.
- Chen Y, Chen L, Ye L, Jin J, Sun Y, Zhang L, Zhao S, Zhang Y, Wang W, Gu W, Hong J. Association of Metabolic Syndrome With Prevalence of Obstructive Sleep Apnea and Remission After Sleeve Gastrectomy. Front Physiol. 2021 Mar 31;12:650260. doi: 10.3389/fphys.2021.650260. eCollection 2021.
Studienaufzeichnungsdaten
Haupttermine studieren
Studienbeginn
Primärer Abschluss (Voraussichtlich)
Studienabschluss (Voraussichtlich)
Studienanmeldedaten
Zuerst eingereicht
Zuerst eingereicht, das die QC-Kriterien erfüllt hat
Zuerst gepostet (Schätzen)
Studienaufzeichnungsaktualisierungen
Letztes Update gepostet (Schätzen)
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
- CCEMD026
Diese Informationen wurden ohne Änderungen direkt von der Website clinicaltrials.gov abgerufen. Wenn Sie Ihre Studiendaten ändern, entfernen oder aktualisieren möchten, wenden Sie sich bitte an register@clinicaltrials.gov. Sobald eine Änderung auf clinicaltrials.gov implementiert wird, wird diese automatisch auch auf unserer Website aktualisiert .