Seasonal variation and living alone are related to pulmonary rehabilitation non-completion

Table 2 Binary logistic regression model for a non-completer in pulmonary rehabilitation

	β	SE	Waldχ2	P	Odds ratio (Expβ)	95%CI for Expβ
Univariate analysis
Six minutes walk distance	-0.004	0.002	4.435	0.035	0.996	0.992–1.000
CRQ fatigue domain	-0.351	0.192	3.357	0.067	0.704	0.483-1.025
CRQ total score	-0.024	0.01	5.662	0.017	0.976	0.957-0.996
Social support-lives alone	1.19	0.465	6.548	0.01	3.288	1.321-8.182
Programs commenced in Winter	-1.347	0.472	8.127	0.004	0.260	0.103-0.656
Multivariate analysis
Social support-lives alone	1.073	0.528	4.134	0.042	2.925	1.039-8.229
Programs commenced in Winter	-1.366	0.534	6.541	0.011	0.255	0.090-0.727

Only variables with P < 0.1 are shown in the table. There was a strong correlation between the chronic respiratory questionnaire (CRQ) total score and the CRQ fatigue domain (r = 0.783), therefore only the CRQ total score was assessed in the multivariate analysis.