Table II.

 Persistence With Antihypertensive Medication Over Time by Drug Class

Study	No.	Persistence Rate (%)
		Diuretic	β‐Blocker	CCB	ACEI	ARB
1 Year
Bloom 1998 42	21,723	38	43	50	58	64
Conlin 2001 39	15,175	21	46	54	61	67
Hasford 2002 21	2,416	34	50	44	42	51
Bourgault 2005 17	21,326	45	50	55	59	66
Erkens 2005 43	2,243	33	35	35	60	62
Perreault 2005 18	14,947	61	68	68	71	73
Hoer 2007 37	62,745	26	14	34	34	53
Patel 2007 44	242,882	30	40	38	48	52
Elliott 2007 45	60,685	56	–	60	65	69
3 Years
Bourgault 2005 17	21,326	29	34	38	40	53
Hasford 2007 38	13,763	9	13	12	14	11
Perreault 2005 17	21,011	48	57	58	58	59
4 Years
Burke 2006 41	109,454	31	33	35	40	42
Conlin 2001 39	15,175	16	35	41	46	51

Abbreviations: ACEI, angiotensin‐converting enzyme inhibitor; ARB, angiotensin receptor blocker; CCB, calcium channel blocker.