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Table 2 Testing ADL as a mediator in the relationship between poor sleep quality and psychological distress

From: The association between sleep quality and psychological distress among older Chinese adults: a moderated mediation model

Model pathways

R2

B

SE

t

95%CI

Sleep quality→Psychological distress

0.213

2.499

0.099

25.345

(2.306, 2.692)

Sleep quality→ADL

0.115

−1.270

0.093

−13.610

(− 1.453, − 1.087)

Sleep quality→Psychological distress

0.345

1.950

0.093

21.074

(1.768, 2.131)

ADL → Psychological distress

 

−0.433

0.017

−25.542

(−0.466, − 0.400)

  1. Note: Covariates used to control included sex, residence, age, education level, monthly income, marital status, smoking status, drinking status, and chronic conditions. B regression coefficient, SE standard error