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Retrospective Analysis of CPET and Cognitive Tests of Healthy Individuals, Treated With 60 Treatment of HBOT (HBOT)

17 maj 2026 uppdaterad av: Assaf-Harofeh Medical Center

Retrospective Analysis of Cardiopulmonary Exercise Tests and Cognitive Tests of Healthy Individuals Age 18+ Years, Treated at the Sagol Center for Hyperbaric Medicine and Research With 60 Hyperbaric Oxygen Therapy Treatments.

This retrospective observational study evaluates physiological and cognitive changes following a series of 60 hyperbaric oxygen therapy (HBOT) sessions in healthy individuals. Participants underwent treatment five days per week, each session included 90 minutes exposure to 100% oxygen at 2ATA with a five-minute air break every 20 minutes. Pre- and post-treatment data include cardiopulmonary exercise testing (CPET) and standardized cognitive assessments. The study aims to characterize associations between changes in cardiorespiratory fitness and cognitive performance following repeated HBOT exposure in a real-world clinical cohort

Studieöversikt

Status

Har inte rekryterat ännu

Detaljerad beskrivning

This retrospective observational study analyzes data collected from healthy adults who completed a full treatment series of 60 hyperbaric oxygen therapy (HBOT) sessions at the Sagol Center for Hyperbaric Medicine and Research. Each session included 90 minutes exposure to 100% oxygen at 2ATA with a five-minute air break every 20 minutes

The primary objective is to evaluate physiological adaptations to repeated HBOT exposure using cardiopulmonary exercise testing (CPET) metrics, including aerobic capacity and exercise performance parameters. A secondary objective is to examine concurrent changes in cognitive function as assessed by standardized neurocognitive testing performed as part of routine clinical evaluation.

The study utilizes de-identified data extracted from clinical records and institutional databases. As a retrospective analysis, no intervention or allocation was performed for research purposes. The study aims to explore potential relationships between changes in physical performance and cognitive outcomes following HBOT in in a real-world clinical cohort

Studietyp

Observationell

Inskrivning (Beräknad)

1000

Kontakter och platser

Det här avsnittet innehåller kontaktuppgifter för dem som genomför studien och information om var denna studie genomförs.

Studiekontakt

Deltagandekriterier

Forskare letar efter personer som passar en viss beskrivning, så kallade behörighetskriterier. Några exempel på dessa kriterier är en persons allmänna hälsotillstånd eller tidigare behandlingar.

Urvalskriterier

Åldrar som är berättigade till studier

  • Vuxen
  • Äldre vuxen

Tar emot friska volontärer

Ja

Testmetod

Icke-sannolikhetsprov

Studera befolkning

This retrospective cohort includes adults treated at the Sagol Center who completed a full course of 60 hyperbaric oxygen therapy sessions. All participants underwent pre- and post-treatment cardiopulmonary exercise testing and standardized cognitive evaluations as part of routine clinical care. Data were extracted from institutional clinical databases for retrospective analysis.

Beskrivning

Inclusion Criteria:

  • Adults aged 18-65 years
  • Completed a full treatment series of 60 hyperbaric oxygen therapy (HBOT) sessions at the Sagol Center
  • Availability of pre- and post-treatment cardiopulmonary exercise testing (CPET) data
  • Availability of pre- and post-treatment cognitive assessment data

Exclusion Criteria:

  • Inability to complete a maximal CPET test, pre and post HBOT or Missing pre- or post-treatment CPET data.
  • Incomplete HBOT treatment series
  • Missing cognitive assessment data

Studieplan

Det här avsnittet ger detaljer om studieplanen, inklusive hur studien är utformad och vad studien mäter.

Hur är studien utformad?

Designdetaljer

Kohorter och interventioner

Grupp / Kohort
Intervention / Behandling
Adults Treated With HBOT
Retrospective cohort of adults who completed a full treatment series of 60 hyperbaric oxygen therapy (HBOT) sessions at 2 atmospheres absolute (ATA) breathing 100% oxygen, and were approved for a maximal cardiopulmonary exercise testing (CPET). Prticipants underwent pre- and post-treatment cardiopulmonary exercise testing (CPET) and cognitive assessments as part of routine clinical evaluation.
60 consecutive hyperbaric oxygen treatment (HBOT) sessions, 5 sessions per week within a three months' period

Vad mäter studien?

Primära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Exercise Duration During CPET
Tidsram: Baseline and post-treatment (approximately 4-6 months)

Total duration the participant is able to continue the cardiopulmonary exercise testing (CPET) protocol until voluntary exhaustion or termination criteria are reached.

Unit of Measure: Minutes

Baseline and post-treatment (approximately 4-6 months)
Peak Workload During CPET
Tidsram: Baseline and post-treatment (approximately 4-6 months)

Highest external work rate achieved during CPET on a cycle ergometer.

Unit of Measure: Watts (W)

Baseline and post-treatment (approximately 4-6 months)
Peak Metabolic Equivalent (METs) During CPET
Tidsram: Baseline and post-treatment (approximately 4-6 months)

Highest metabolic equivalent level achieved during treadmill-based CPET.

Unit of Measure: METs

Baseline and post-treatment (approximately 4-6 months)
Ventilatory Threshold Oxygen Uptake (VT1/VT2)
Tidsram: Baseline and post-treatment (approximately 4-6 months)
Oxygen uptake measured at ventilatory thresholds (VT1 and VT2) during CPET, reflecting metabolic transition during exercise. Unit of Measure: mL/kg/min
Baseline and post-treatment (approximately 4-6 months)
Ventilatory Threshold Workload
Tidsram: Baseline and post-treatment (approximately 4-6 months)

Workload achieved at ventilatory thresholds (VT1 and VT2) during CPET.

Unit of Measure: Watts (W)

Baseline and post-treatment (approximately 4-6 months)
Ventilatory Threshold Heart Rate
Tidsram: Baseline and post-treatment (approximately 4-6 months)
Heart rate recorded at ventilatory thresholds (VT1 and VT2) during CPET. Unit of Measure: Beats per minute (bpm)
Baseline and post-treatment (approximately 4-6 months)
Time to Ventilatory Threshold
Tidsram: Baseline and post-treatment (approximately 4-6 months)
Elapsed exercise time at which ventilatory thresholds (VT1 and VT2) are reached during CPET. Unit of Measure: Minutes
Baseline and post-treatment (approximately 4-6 months)

Sekundära resultatmått

Resultatmått
Åtgärdsbeskrivning
Tidsram
Change in Cognitive Function Following Hyperbaric Oxygen Therapy
Tidsram: Baseline and post-treatment (approximately 4-6 months)
Change in standardized cognitive performance scores measured before and after completion of 60 hyperbaric oxygen therapy sessions using NeuroTrax cognitive battery test.
Baseline and post-treatment (approximately 4-6 months)

Samarbetspartners och utredare

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Studieavstämningsdatum

Dessa datum spårar framstegen för inlämningar av studieposter och sammanfattande resultat till ClinicalTrials.gov. Studieposter och rapporterade resultat granskas av National Library of Medicine (NLM) för att säkerställa att de uppfyller specifika kvalitetskontrollstandarder innan de publiceras på den offentliga webbplatsen.

Studera stora datum

Studiestart (Beräknad)

1 december 2026

Primärt slutförande (Beräknad)

1 december 2027

Avslutad studie (Beräknad)

30 mars 2028

Studieregistreringsdatum

Först inskickad

16 april 2026

Först inskickad som uppfyllde QC-kriterierna

17 maj 2026

Första postat (Faktisk)

19 maj 2026

Uppdateringar av studier

Senaste uppdatering publicerad (Faktisk)

19 maj 2026

Senaste inskickade uppdateringen som uppfyllde QC-kriterierna

17 maj 2026

Senast verifierad

1 februari 2026

Mer information

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