Table 3.

Odds ratios of adherence by severity of airflow limitation in subjects with hypertension (adjusted)^*

Medication	n	Overall Test of Trend		50% ≤ FEV1 < 80%†		30% ≤ FEV1 < 50%†		FEV1 < 30%†
		OR	P Value	OR	P Value	OR	P Value	OR	P Value
		(95% CI)		(95% CI)		(95% CI)		(95% CI)
β-Blockers	4,141	0.87	0.002	1.06	0.439	0.78	0.016	0.61	0.005
		(0.80, 0.95)		(0.91,1.23)		(0.64, 0.95)		(0.43, 0.86)
Calcium channel blockers	2,717	0.83	0.001	1.01	0.955	0.65	0.001	0.64	0.033
		(0.74, 0.93)		(0.83, 1.22)		(0.50, 0.84)		(0.42, 0.96)
Thiazides	3,017	1.04	0.421	1.03	0.698	0.97	0.823	1.45	0.086
		(0.94, 1.15)		(0.87, 1.22)		(0.76, 1.24)		(0.95, 2.21)
ACE inhibitors	4,449	0.91	0.025	0.92	0.251	0.88	0.195	0.68	0.019
		(0.94, 0.99)		(0.80, 1.06)		(0.72, 1.07)		(0.50, 0.94)

Definition of abbreviations: ACE = angiotensin-converting enzyme; CI = confidence interval; OR = odds ratio.

Bold typeface indicates statistical significance.

^*Referent group is subjects with FEV₁ ≥ 80% predicted.

^†FEV₁ values are expressed as a percentage of the predicted value.