Table 1.
Baseline characteristics of study participants stratified by treatment group
| Characteristic | Control group (n = 2034) | Surgery group (n = 2002) | P-value |
|---|---|---|---|
| Age, years, mean (s.d.) | 49 (6) | 47 (6) | <0.001 |
| Sex, male, n (%) | 590 (29) | 589 (29) | 0.77 |
| BMI, kg/m2, mean (s.d.) | 40 (5) | 42 (5) | <0.001 |
| Obesity duration, years, mean (s.d.) | 16 (8) | 16 (8) | 0.68 |
| ESR, mm/h, mean (s.d.) | 15 (11) | 16 (11) | 0.001 |
| CRPa, mg/L, mean (s.d.) | 6.8 (7.4) | 8.1 (8.3) | <0.001 |
| Current or former smoker, n (%) | 1192 (59) | 1374 (69) | <0.001 |
a
Measurements of CRP were available for 3693 study participants at baseline.