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Effects of Bariatric Surgery in Swedish Obese Subjects

Effects of Bariatric Surgery in Swedish Obese Subjects

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01479452
Acronym
SOS
Enrollment
4047
Registered
2011-11-24
Start date
1987-01-31
Completion date
2005-11-30
Last updated
2011-11-24

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

Conditions

Obesity

Keywords

obesity, bariatric surgery, weight loss

Brief summary

The purpose of the Swedish Obese Subjects (SOS) study is to examine the long-term effects of bariatric surgery on overall mortality and obesity-related co-morbidities.

Detailed description

The Swedish Obese Subjects (SOS) study is a prospective non-randomized controlled intervention study designed to examine the long-term effects of bariatric surgery compared to usual care in obese subjects.

Interventions

PROCEDUREBariatric surgery

Gastric banding, vertical banded gastroplasty, gastric bypass

OTHERUsual care

Non-surgical obesity treatment

Sponsors

The Swedish Research Council
CollaboratorOTHER_GOV
Göteborg University
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
37 Years to 60 Years
Healthy volunteers
No

Inclusion criteria

* Age 37-60 years and BMI ≥34 kg/m2 in men and ≥38 kg/m2 in women.

Exclusion criteria

*

Design outcomes

Primary

MeasureTime frameDescription
Overall mortality10 yearsThe SOS study was started in 1987 and effect of bariatric surgery on overall mortality (primary endpoint) was reported in 2007. Cut off date for the analysis was November 1, 2005.

Countries

Sweden

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 8, 2026