The Parallel Mediation Effects of Depression, Well-Being, and Social Activity on Physical Performance and Frailty in Community-Dwelling Middle-Aged and Older People

Table 2

Descriptive statistics and Spearman’s correlation analysis.

Variable	Mean	SD	1	2	3	4	5
(1) Physical performance	8.53	1.40	1.000
(2) Depression	3.35	2.12	−0.245	1.000
(3) Well-being	4.39	1.25	0.216	−0.225	1.000
(4) Social activity	5.94	2.55	0.335	−0.221	0.204	1.000
(5) Frailty	3.37	2.18	−0.562	0.376	−0.292	−0.444	1.000

 < 0.05;  < 0.01;  < 0.001.