Table 2 Accelerometer assessed physical activity and sedetary time, three months before and nine and 48 months after Roux-en-Y Gastric Bypass surgery. Differences within women tested with pairwise t-test
Women PA (N = 30) | Pre-surgery, 1st Mean (SD) | 9 months post-surgery, 2nd Mean (SD) | 48 months post-surgery, 3rd Mean (SD) | Difference 1st and 2nd (P-value) | Difference 2nd and 3rd (P-value) | Difference 1st and 3rd (P-value) |
|---|---|---|---|---|---|---|
Wear time hours/day | 14.7 (1.2) | 14.7 (1.5) | 14.8 (1.3) | 0.04 (p = 0.863) | 0.09 (p = 0.650) | 0.13 (p = 0.524) |
Counts per min/day | 681.7 (233.1) | 671.4 (234.6) | 657.6 (235.8) | −10.21 (p = 0.789) | −13.88 (p = 0.755) | −24.09 (p = 0.541) |
MVPA min/day | 34.5 (21.5) | 36.0 (28.1) | 32.5 (21.7) | 1.57 (p = 0.744) | −3.58 (p = 0.527) | −2.01 (p = 0.650) |
LPA min/day | 427.6 (100.1) | 419.8 (90.1) | 423.2 (99.2) | −7.71 (p = 0.603) | 3.41 (p = 0.816) | −4.31 (p = 0.758) |
Sedentary min/day | 419.6 (115.9) | 428.3 (96.5) | 434.0 (114.6) | 8.68 (p = 0.573) | 5.67 (p = 0.702) | 14.35 (p = 0.349) |