Table 5.

Effects of mental health on risk of falls by fall status

Variables	Fall status
	Single	Recurrent
Sleep duration (hr)
≤5	1.01 (0.93, 1.10)	1.12 (1.02, 1.23)*
6-8	1.00 (reference)	1.00 (reference)
≥9	1.15 (0.99, 1.32)	1.24 (1.07, 1.44)*
Subjective stress level
Rarely	1.00 (reference)	1.00 (reference)
A little	1.03 (0.95, 1.12)	1.21 (1.09, 1.34)***
Much	1.09 (0.98, 1.22)	1.82 (1.62, 2.04)***
Very much	1.06 (0.87, 1.29)	2.30 (1.90, 2.78)***
Depression
No	1.00 (reference)	1.00 (reference)
Yes	1.27 (1.12, 1.44)***	1.56 (1.38, 1.76)***

Values are presented as odds ratio (95% confidence interval).

Values adjusted for gender, age, education level, marital status, living arrangement, monthly income, residence type, locality, national basic livelihood recipient status, smoking, drinking, high intensity exercise, moderate intensity exercise, walking, body mass index, sleep duration, subjective stress level, depression, hypertension, diabetes, hyperlipidemia, arthritis, number of chronic illnesses, and subjective health status.

^*p<0.05,

^***p <0.001.