Table 4.

Odds ratios for first hospitalization due to heart failure

			Univariate		Multivariate
			All respiratory drugs	Plus respiratory comorbidity	Plus other comorbidity	Plus cardiac drugs	Interaction with cardiac drugs p-value
60 Days	IB	3.07	1.80	1.59	1.59	1.47	>0.05
		2.82, 3.34	1.62, 2.00	1.43, 1.77	1.62, 1.78	1.31, 1.64
	BA	2.88	2.45	2.25	2.21	1.99	>0.05
		2.69, 3.08	2.23, 2.68	2.04, 2.47	2.00, 2.43	1.81, 2.20
	CS	1.84	0.82	0.83	0.87	0.85	>0.05
		1.69, 2.02	0.73, 0.91	0.74, 0.92	0.78, 0.97	0.76, 0.95
1 year	IB	2.80	1.90	1.69	1.68	1.55	>0.05
		2.60, 3.01	1.73, 2.08	1.54, 1.86	1.53, 1.85	1.41, 1.71
	BA	2.45	2.15	2.03	1.96	1.74	>0.05
		2.31, 2.61	1.98, 2.33	1.86, 2.21	1.79, 2.13	1.60, 1.91
	CS	1.69	0.78	0.82	0.84	0.82	>0.05
		1.57, 1.82	0.71, 0.86	0.74, 0.90	0.76, 0.93	0.75, 0.91