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Table 4 Estimates for the sensitivity analysis A: three latent classes Growth Mixture Model of healthy ageing and multinomial logistic regressions coefficients with reduced sample (studies with information on vigorous activity)

From: The impact of physical activity on healthy ageing trajectories: evidence from eight cohort studies

Latent classes (n = 100,878)
  High stable Low stable Fast decline
n (%) 73,112 (72.5) 24,303 (24.1) 3463 (3.4)
Mean Intercept (SE) 77.06 (0.09) 51.88 (0.15) 78.67 (0.36)
Mean Linear Slope (SE) 0.17 (0.03) −0.82 (0.05) −9.16 (0.67)
Mean Quadratic Slope (SE) −0.07 (0.003) 0.03 (0.005) 0.49 (0.07)
Variance Intercept (SE) 83.79 (1.15)
Variance Linear Term (SE) 2.80 (0.20)
Variance Quadratic Term (SE) 0.03 (0.002)
Covariance Intercept-Linear Term (SE) −0.07 (0.32)
Covariance Intercept-Quadratic Term (SE) −0.06 (0.03)
Covariance Linear-Quadratic Terms (SE) −0.22 (0.02)
Physically active (n = 96,701)
 No Reference class Ref.
 Yes, OR (95% CI) 0.16 [0.15, 0.17] 0.40 [0.34, 0.46]
Vigorous physical activity (n = 90,451)
 Never Reference class Ref.
 Once per week, OR (95% CI) 0.22 [0.20, 0.24] 0.42 [0.32, 0.54]
 2/3 times per week, OR (95% CI) 0.19 [0.16, 0.21] 0.22 [0.13, 0.35]
 4+ times per week, OR (95% CI) 0.12 [0.11, 0.13] 0.65 [0.52, 0.82]
Less vigorous physical activity (n = 80,707)
 Never Reference class Ref.
 Once per week, OR (95% CI) 0.17 [0.15, 0.19] 0.23 [0.17, 0.31]
 2/3 times per week, OR (95% CI) 0.08 [0.07, 0.09] 0.09 [0.06, 0.14]
 4+ times per week, OR (95% CI) 0.07 [0.06, 0.07] 0.21 [0.17, 0.27]
  1. Note. CI: confidence interval; OR: odds ratio; SE: standard error. All multinomial logistic regression models are adjusted for age, gender, study, wealth, education, smoking, and alcohol drinking