Table 5.

Test results of mediating effect

Mediation model	Mediating effect estimation		95%Bootstrap Conf. interval
	Coef.	Std.Err	Lower limits	Upper limits
CD-Depression-Fall	0.0089***	0.0014	0.0062	0.0116
CD-Pain-Fall	0.0076***	0.0012	0.0053	0.0099
CD-ADL-Fall	0.0073***	0.0013	0.0047	0.0099
Sleeptime-Depression-Fall	− 0.0085***	0.0012	−0.0108	− 0.0061
Sleeptime -Pain-Fall	−0.0036***	0.0006	−0.0048	− 0.0025
Sleeptime-ADL-Fall	− 0.0041***	0.0007	−0.0055	− 0.0027
Drinking-Depression-Fall	0.0056**	0.0024	0.0010	0.0103
Drinking -Pain-Fall	−0.0012	0.0021	−0.0053	0.0030
Drinking -ADL-Fall	−0.0004	0.0027	− 0.0056	0.0048
Smoking-Depression-Fall	−0.0018	0.0016	−0.0049	0.0013
Smoking -Pain-Fall	−0.0012	0.0014	−0.0039	0.0015
Smoking -ADL-Fall	0.0007	0.0018	−0.0028	0.0042
Activity-Depression-Fall	−0.0018	0.0014	−0.0045	0.0009
Activity -Pain-Fall	−0.0058***	0.0012	−0.0083	− 0.0034
Activity -ADL-Fall	0.0046***	0.0017	0.0013	0.0080

1 *** p < 0.01, ** p < 0.05, p < 0.1; Bootstrap sampling number = 1000

2 CD Chronic Disease, ADL  Activity of Daily Living