Table 6. Parameter estimates from the mixed-effects models for weight, using baseline MVPA (model 1), light (model 2) and sedentary activity (model 3).
Variable | Model 1: MVPA (1-min bouts) | Model 2: Light activity (1-min bouts) | Model 3: Sedentary activity (1-min bouts) | ||||||
---|---|---|---|---|---|---|---|---|---|
Estimate | 95% CI | p-value | Estimate | 95% CI | p-value | Estimate | 95% CI | p-value | |
Intercept | 4.288 | (2.688–5.887) | <0.001 | 4.448 | (2.56, 6.33) | <0.001 | 3.995 | (1.766, 6.224) | <0.001 |
Baseline weight (kg) | 0.986 | (0.976–0.995) | <0.001 | 0.98 | (0.975, 0.993) | <0.001 | 0.985 | (0.976, 0.994) | <0.001 |
Age (y) | −0.059 | (−0.088, −0.0316) | <0.001 | −0.062 | (−0.090, −0.034) | <0.001 | −0.06 | (−0.089, −0.032) | <0.001 |
Men | −0.45 | (−0.821, −0.078) | 0.02 | −0.653 | (−0.996, −0.301) | <0.001 | −0.665 | (−1.009, −0.320) | <0.001 |
Site | 0.29 | 0.34 | 0.28 | ||||||
Ghana | −0.569 | (−1.75, 0.611) | 0.34 | −0.528 | (−1.705, 0.649) | 0.38 | −0.447 | (−1.621, 0.728) | 0.46 |
RSA | −0.924 | (−2.02, 0.168) | 0.1 | −0.874 | (−1.959, 0.211) | 0.11 | −0.877 | (−1.950, 0.196) | 0.11 |
Jamaica | −0.184 | (−1.546, 1.179) | 0.79 | −0.173 | (−1.531, 1.184) | 0.8 | −0.199 | (−1.557, 1.160) | 0.77 |
Seychelles | −0.008 | (−1.100, 1.085) | 0.99 | −0.019 | (−1.104, 1.067) | 0.97 | 0.087 | (−1.032, 1.207) | 0.88 |
Activity estimate (1-min bout) | 0.0004 | (−0.013, 0.013) | 0.95 | 0.0003 | (−0.004, 0.005) | 0.88 | 0.002 | (−0.005, 0.008) | 0.61 |
Follow-up time (mo) | −0.201 | (−0.905, 0.502) | 0.57 | 0.176 | (−0.855, 1.207) | 0.74 | 0.036 | (−1.376, 1.449) | 0.96 |
Follow-up time*site | 0.06 | 0.052 | 0.05 | ||||||
Ghana | 0.644 | (−0.247, 1.535) | 0.16 | 0.632 | (−0.253, 1.517) | 0.16 | 0.586 | (−0.296, 1.469) | 0.19 |
RSA | 0.961 | (0.124, 1.798) | 0.02 | 0.94 | (0.112, 1.768) | 0.03 | 0.966 | (0.145, 1.787) | 0.02 |
Jamaica | −0.329 | (−1.42, 0.760) | 0.55 | −0.35 | (−1.435, 0.736) | 0.53 | −0.337 | (−1.424, 0.749) | 0.54 |
Seychelles | 0.54 | (−0.281, 1.361) | 0.2 | 0.576 | (−0.238, 1.390) | 0.17 | 0.556 | (−0.286, 1.398) | 0.20 |
MVPA*follow-up time | 0.001 | (−0.009, 0.011) | 0.83 | −0.001 | (−0.005, 0.002) | 0.46 | −0.0009 | (−0.006, 0.004) | 0.77 |