Table 3.

Logistic regression model on pain and Cognitive Frailty at 2015.

Pain	Model
	Model1		Model2		Model3		Model4
	OR (95% CI)	P-value	OR(95% CI)	P-value	OR(95% CI)	P-value	OR(95% CI)	P-value
Non-pain	1(Ref)		1(Ref)		1(Ref)		1(Ref)
Mild	5.87 (3.51 ~ 9.8)	<0.001	5.03 (2.98 ~ 8.5)	<0.001	4.57 (2.57 ~ 8.14)	<0.001	3.15 (1.68 ~ 5.92)	<0.001
Moderate	6.1 (4.02 ~ 9.25)	<0.001	4.29 (2.78 ~ 6.61)	<0.001	3.87 (2.39 ~ 6.26)	<0.001	2.03 (1.14 ~ 3.62)	0.016
Severe	10.63 (7.42 ~ 15.21)	<0.001	8.97 (6.19 ~ 13)	<0.001	8.9 (5.84 ~ 13.55)	<0.001	5.14 (3.12 ~ 8.48)	<0.001

Model 1: No adjustment; Model 2: Adjusted for age, gender, and marital status; Model 3: Model 2 + BMI, waist, education, ever/current smoke, ever/current alcohol, insurance; Model 4: Model 3 + Nighttime sleep duration, poor sleep quality, life-satisfy and CESD score.