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A cohort study of neuropsychological, cognitive and intestinal flora changes in obese patients after weight loss surgery

The role of the microbiota-gut-brain axis in the mental and cognitive changes in obese patients after bariatric surgery: a prospective cohort study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2100049403
Enrollment
Unknown
Registered
2021-08-02
Start date
2021-08-01
Completion date
Unknown
Last updated
2022-04-19

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

Conditions

neuropsychiatric disorders and obesity

Interventions

Experimental group:LSG bariatric surgery
Control group:none

Sponsors

Department of Neurology, Zhongnan Hospital of Wuhan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 55 Years

Inclusion criteria

Inclusion criteria: 1. Meet the diagnostic criteria for obesity in the 2016 AACE/ACE Obesity Guidelines: BMI >= 30kg/m2, waist circumference >=85cm for men, and waist circumference >= 74cm for women; 2. Aged 18 to 55 years; 3. Right-handed; 4. Willing to conduct neuropsychological tests, neuroimaging, polysomnography and other inspections, and sign the informed consent; 5. Some patients meet the surgical indications in the 2019 Chinese Guidelines for Surgical Treatment of Obesity and Type 2 Diabetes, have no contraindications, and are willing to undergo laparoscopic sleeve gastrectomy.

Exclusion criteria

Exclusion criteria: 1. Past or current neurological disease or serious mental illness; 2. Clear secondary and drug-induced obesity; 3. Pregnant or lactating women; 4. Those who cannot cooperate with the inspector; 5. History of major gastrointestinal surgery; 6. Treatment with antibiotics, probiotics or prebiotics three months before the study or at any time during the study (except for preoperative prophylaxis); 7. Serious primary disease; 8. Those who have serious complications or safety problems; those who request to stop halfway and are unwilling to continue for other reasons.

Design outcomes

Primary

MeasureTime frame
Body Mass Index;Magnetic Resonance Imaging;Metabolomics;Gut microbiome;Cognition;psychology;Sleep monitoring;

Secondary

MeasureTime frame
height;weight;circumference;waistline;

Countries

China

Contacts

Public ContactLiu Yumin

Department of Neurology, Zhongnan Hospital of Wuhan University

wb001792@whu.edu.cn+86 18907166176

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 5, 2026