Table 3 Estimates for the three latent classes Growth Mixture Model of healthy ageing and multinomial logistic regressions coefficients
From: The impact of physical activity on healthy ageing trajectories: evidence from eight cohort studies
Latent classes (n = 130,521) | |||
| Â | High stable | Low stable | Fast decline |
n (%) | 93,208 (71.4) | 32,885 (25.2) | 4428 (3.4) |
Mean Intercept (SE) | 76.47 (0.08) | 51.72 (0.12) | 77.18 (0.31) |
Mean Linear Slope (SE) | 0.15 (0.03) | −0.64 (0.05) | −9.81 (0.57) |
Mean Quadratic Slope (SE) | −0.07 (0.003) | 0.01 (0.01) | 0.58 (0.06) |
Variance Intercept (SE) | 83.02 (1.04) | ||
Variance Linear Term (SE) | 2.78 (0.17) | ||
Variance Quadratic Term (SE) | 0.03 (0.002) | ||
Covariance Intercept-Linear Term (SE) | −0.58 (0.30) | ||
Covariance Intercept-Quadratic Term (SE) | −0.01 (0.03) | ||
Covariance Linear-Quadratic Terms (SE) | −0.21 (0.02) | ||
Physically active (n = 120,712) | |||
 No | Reference class | Ref. | |
 Yes, OR (95% CI) | 0.18 [0.17, 0.19] | 0.44 [0.39, 0.50] | |
Vigorous physical activity (n = 90,451) | |||
 Never | Reference class | Ref. | |
 Once per week, OR (95% CI) | 0.22 [0.20, 0.24] | 0.43 [0.34, 0.56] | |
 2/3 times per week, OR (95% CI) | 0.18 [0.16, 0.21] | 0.25 [0.16, 0.39] | |
 4+ times per week, OR (95% CI) | 0.11 [0.10, 0.12] | 0.65 [0.53, 0.80] | |
Less vigorous physical activity (n = 80,707) | |||
 Never | Reference class | Ref. | |
 Once per week, OR (95% CI) | 0.17 [0.15, 0.19] | 0.26 [0.20, 0.34] | |
 2/3 times per week, OR (95% CI) | 0.07 [0.05, 0.12] | 0.11 [0.07, 0.16] | |
 4+ times per week, OR (95% CI) | 0.07 [0.06, 0.07] | 0.23 [0.18, 0.28] | |