| |
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
|
- Model 1: the main effect of PA intensity and visit time plus the interaction were fitted (n = 4 039)
- 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)
