First analysis after 16 weeks | P value | Second analysis 52 weeks later | P value | Third analysis 4 years later | P value | Fourth analysis 2 years later | P value | |||
BMI*, M (SD) | Exp. | Before | 30.48 (3.52) | <0.0001 | 29.4 (5.7) | <0.0001 | 28 (5.2) | <0.001 | 29.17 (5.1) | <0.001 |
After | 29.9 (3.55) | 28.2 (9.2) | 26.42 (4.36) | 27.33 (4.4) | ||||||
Cont. | Before | 30.13 (3.35) | =0.740 | 30.14 (3.3) | <0.001 | 30.02 (4.79) | <0.01 | 29.42 (5.1) | <0.056 | |
After | 30.18 (3.21) | 31.02 (5.1) | 31.05 (4.84) | 31.25 (1) | ||||||
HbA1c, M (SD) | Exp. | Before | 8.33 (1.29) | <0.001 | 8.48 (1.18) | <0.001 | 8.51 (2.1) | <0.001 | 8.33 (1.2) | <0.001 |
After | 7.6 (1.04) | 7.15 (0.82) | 7.38 (4.8) | 6.49 (0.6) | ||||||
Cont. | Before | 8.16 (1.26) | =0.673 | 7.97 (0.58) | =0.260 | 7.81 (1.8) | <0.01 | 7.78 (1.2) | =0.894 | |
After | 8.44 (1.22) | 8.12 (2.1) | 7.83 (1.1) | 8.17 (0.98) |
*BMI, body mass index; M, mean; Exp., experiment group; Cont., control group.