Skip to main content

Table 3 The effect of physical activity intensity on the long-term cognitive performance during follow-up

From: High-intensity physical activity is not associated with better cognition in the elder: evidence from the China Health and Retirement Longitudinal Study

  Model 1 Model 2
β 95% CI P value β 95% CI P value
Global cognition
 Physical activity (ref: none)
  Mild 0.545 0.178–0.912 0.004 0.556 0.119–0.993 0.013
  Moderate 0.869 0.514–1.224 < 0.001 0.744 0.317–1.171 0.001
  Vigorous 0.200 − 0.153–0.553 0.267 0.24 − 0.187–0.667 0.272
Episodic memory
 Physical activity (ref: none)
  Mild 0.253 0.065–0.441 0.008 0.23 0.005–0.457 0.048
  Moderate 0.376 0.194–0.558 < 0.001 0.316 0.093–0.539 0.005
  Vigorous 0.141 − 0.039–0.321 0.128 0.11 − 0.113–0.333 0.336
Mental intactness
 Physical activity (ref: none)
  Mild 0.292 0.029–0.555 0.029 0.325 0.007–0.643 0.045
  Moderate 0.493 0.238–0.748 < 0.001 0.429 0.117–0.741 0.007
  Vigorous 0.059 − 0.194–0.312 0.646 0.13 − 0.182–0.442 0.413
  1. Model 1: the main effect of PA intensity and visit time plus the interaction were fitted (n = 4 039)
  2. Model 2: model 1 and adjusted for age, sex, BMI, education level, marital status, residence location, health conditions, smoking, current drinking, and CES-D score (n = 2 524)