Table 3.

Correlation of HINT-eight and physical activity (N = 1,428).

Variable	Physical activity	Climbing stairs	Pain	Vitality	Work	Depression	Memory	Sleep	Happiness
Physical activity	1
Climbing stairs	.095∗∗	1
Pain	.011	.419∗∗	1
Vitality	.095∗∗	.313∗∗	.288∗∗	1
Work	.047	.396∗∗	.427∗∗	.432∗∗	1
Depression	-.013	.202∗∗	.308∗∗	.353∗∗	.369∗∗	1
Memory	-.012	.262∗∗	.255∗∗	.254∗∗	.317∗∗	.299∗∗	1
Sleep	-.014	.200∗∗	.311∗∗	.332∗∗	.349∗∗	.371∗∗	.245∗∗	1
Happiness	.072∗∗	.135∗∗	.199∗∗	.339∗∗	.261∗∗	.431∗∗	.175∗∗	.291∗∗	1

^∗ p < 0.05 and^∗∗p < 0.001.