Change in Cognitive Function in Obese Patients After Bariatric Surgery - an Observational Study

Status

Completed

Phases

Unknown

Study type

Observational

Source

ClinicalTrials.gov

Registry ID

NCT01554228

Acronym

Obesity

Enrollment

Registered

2012-03-14

Start date

2011-08-31

Completion date

2017-12-31

Last updated

2021-07-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Bariatric Surgery, Obesity

Brief summary

Bariatric surgery provides a strong and long-term effect in reducing weight in obese subjects. Studies showed that obesity and its comorbidities are associated with a lower cognitive performance. The aim of the researchers study is to examine the cognitive performance of the patients before and after bariatric surgery.

Interventions

OTHERObservation

Observational study to examine changes in cognition following bariatric surgery after one year.

Study design

Observational model

COHORT

Time perspective

PROSPECTIVE

Eligibility

Sex/Gender

ALL

Age

18 Years to 60 Years

Healthy volunteers

Inclusion criteria

* BMI \> 40 * Age: 18-60

Exclusion criteria

* BMI \< 40 * Age \< 18 and \> 60 * Presence of Cancer * Presence of Chronic Inflammatory Diseases * Presence of Addiction

Design outcomes

Primary

Measure	Time frame
performance in a neuropsychological test battery before and after surgery	6 month

Secondary

Measure	Time frame
performance in neuropsychological test battery 12 month after surgery compared to performance after 6 month and baseline performance	12 month
performance in further cognitive tests	6 - 12 month
surrogat parameters, blood parameters	6-12 month

Countries

Germany

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026