Table 2.

Multiple Linear Regression on the Associations Between COPD and Pain Intensity

	β Coefficient	95%CI	p	Spearman’s Rho
Unadjusted model
COPD	1.04	0.75; 1.32	<0.001
Adjusted model
COPD	0.22	−0.09; 0.52	0.165	0.13
Age (years)	−0.00	−0.01; 0.01	0.813	0.04
Gender (men)	−0.32	−0.49; −0.15	<0.001	0.07
Living with partner	−0.14	−0.33; 0.04	0.133	−0.09
Educational level ≥13 years	−0.15	−0.24; −0.04	<0.004	−0.14
BMI (kg/m2)	0.02	0.00; 0.04	0.006	0.08
Current smoker	0.41	0.20, 0.63	<0.001	0.11
Physical inactive	0.19	−0.02; 0.39	0.073	0.17
High alcohol intake	0.28	0.07; 0.49	0.010	0.04
Sleep disturbance	0.60	0.42; 0.77	<0.001	0.22
Multimorbidity	0.52	0.33; 0.71	<0.001	0.19