Clinical and economic burden of comorbid coronary artery disease in patients with acute exacerbation of chronic obstructive pulmonary disease: sex differences in a nationwide cohort study

Table 3 Multivariate logistic regression analyses of factors associated with comorbid coronary artery disease in men and women

Variables^a	Coefficient B	Standard error	Wald	P-value	OR	95% CI lower	95% CI upper
Men
Age (years)	0.042	0.006	48.436	< 0.001	1.043	1.030	1.055
Body-mass index (kg/m²)	0.048	0.015	10.773	0.001	1.049	1.019	1.079
Hypertension	0.430	0.106	16.289	< 0.001	1.537	1.247	1.893
Heart failure	0.889	0.193	21.252	< 0.001	2.433	1.667	3.550
Arrhythmia	0.659	0.170	14.954	< 0.001	1.933	1.384	2.699
Cerebrovascular disease	0.558	0.164	11.508	0.001	1.747	1.266	2.412
Diabetes	0.497	0.145	11.718	0.001	1.643	1.236	2.183
Constant	-6.022	0.562	114.621	< 0.001
Women
Age (years)	0.044	0.010	17.562	< 0.001	1.045	1.024	1.066
Pre-admission home oxygen therapy	− 0.840	0.358	5.496	0.019	0.432	0.214	0.871
Pre-admission LABA	− 0.621	0.242	6.593	0.010	0.537	0.335	0.863
Hypertension	0.668	0.187	12.759	< 0.001	1.951	1.352	2.814
Heart failure	1.024	0.344	8.837	0.003	2.784	1.417	5.468
Arrhythmia	1.207	0.339	12.688	< 0.001	3.343	1.721	6.496
Constant	− 4.731	0.747	40.084	< 0.001

OR odds ratio, CI confidence interval, LABA long-acting beta-adrenoceptor agonist
^aOnly significant variables of baseline characteristics are listed

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