Control Group | No. of Studies | Participants | OR (95% CI) | p-Value | |
---|---|---|---|---|---|
BS | Control | Â | Â | ||
Overall | 15 | 2724 | 136,075 | 0.47 (0.40–0.56) | < 0.001 |
Women after BS vs. obese controls | 6 | 1292 | 133,777 | 0.34 (0.18–0.67) | < 0.001 |
Women after BS vs. same women before BS | 5 | 377 | 343 | 0.71 (0.45–1.11) | 0.14 |
Women after BS vs. other women before BS | 3 | 1171 | 916 | 0.42 (0.22–0,79) | 0.007 |
Women after BS vs. pre-pregnancy BMI matched obese women without BS | 3 | 433 | 1537 | 0.77 (0.22–2.65) | 0.68 |
Women after BS vs. pre-surgery BMI matched obese women without BS | 6 | 864 | 133,388 | 0.24 (0.10–0.54) | < 0.001 |