Table 3.

Standardized effects on psychological distress from path analysis among the older adults in Shandong, China, 2020.

Model pathways	Estimate	S.E.	95% C.I.
Total effect chronic conditions → Psychological distress	0.117**	0.042	0.048–0.186
Direct effect chronic conditions → Psychological distress	0.005	0.023	−0.033 to 0.044
Total indirect effect chronic conditions → Psychological distress	0.112**	0.033	0.058–0.166
Chronic conditions → Sleep quality → Psychological distress	0.041**	0.016	0.015–0.067
Chronic conditions → Self-rated health → Psychological distress	0.064***	0.016	0.038–0.091
Chronic conditions → Sleep quality → Self-rated health → Psychological distress	0.007*	0.004	0.000–0.014
Total effect persistent pain → Psychological distress	0.143*	0.084	0.006–0.281
Direct effect persistent pain → Psychological distress	0.028	0.035	−0.029 to 0.085
Total indirect effect persistent pain → Psychological distress	0.115*	0.056	0.023–0.207
Persistent pain → Sleep quality → Psychological distress	0.058*	0.027	0.014–0.102
Persistent pain → Self-rated health → Psychological distress	0.048*	0.029	0.000–0.096
Persistent pain → Sleep quality → Self-rated health → Psychological distress	0.009***	0.003	0.005–0.014

^***P < 0.001.

^**P < 0.01.

^*P < 0.05.