Table 2.
Effect of exercise intervention versus attention-control on body composition; baseline, and changes at 6 months (N = 103)
| Body composition | Exercise (N = 53)a | Control (N = 50)a | Between group difference (exercise-control), least square mean (95%CI)a | P value (between group effect)a | |
|---|---|---|---|---|---|
| Weight (kg) | Combined baseline | 76.69 (70.19, 83.19) | |||
| 6 months | 76.57 (69.96, 83.19) | 78.09 (71.46, 84.72) | |||
| 6-month change | −0.11 (−1.32, 1.09) | 1.40 (0.14, 2.66) | −1.51 (−3.26, 0.23) | 0.09 | |
| BMI (kg/m2) | Combined baseline | 29.11 (26.58, 31.64) | |||
| 6 months | 29.06 (26.48, 31.63) | 29.64 (27.06, 32.22) | |||
| 6-month change | −0.05 (−0.52, 0.41) | 0.53 (0.05, 1.01) | −0.58 (−1.25, 0.08) | 0.09 | |
| Body fat percentage (%) | Combined baseline | 42.83 (40.76, 44.89) | |||
| 6 months | 42.96 (40.71, 45.20) | 43.21 (40.94, 45.47) | |||
| 6-month change | 0.13 (−0.79, 1.05) | 0.38 (−0.59, 1.36) | −0.25 (−1.59, 1.09) | 0.71 | |
| LBM (kg) | Combined baseline | 39.83 (37.20, 42.47) | |||
| 6 months | 39.40 (36.74, 42.06) | 40.14 (37.48, 42.81) | |||
| 6-month change | −0.43 (−1.07, 0.20) | 0.31 (−0.36, 0.98) | −0.74 (−1.65, 0.17) | 0.11 | |
| BMD (g/cm2) | Combined baseline | 1.13 (1.09, 1.17) | |||
| 6 months | 1.12 (1.08, 1.16) | 1.12 (1.08, 1.16) | |||
| 6-month change | −0.01 (−0.02, 0.00) | −0.01 (−0.02, 0.00) | 0.01 (−0.01, 0.02) | 0.46 |
Abbreviations: BMD, bone mineral density; BMI, body mass index; LBM, lean body mass
a
Body composition values, exercise effect, and corresponding p-values are estimated using a mixed effect model adjusted for the study site