Table 6.

Prevalence of Hypertension Treatment among Hypertensive Older Mexican Americans aged 75 Years and Older.

Explanatory Variables	1993–1994		2004–2005
	N	n (Weighted %)¶	N	n (Weighted %)¶	Difference (95%CI)	P-Value
Total	648	409 (62.2)	559	383 (65.6)	3.44 (−3.92 – 10.81)	0.359
Age
75–79	281	174 (61.1)	263	179 (67.2)	3.33 (−6.57 – 12.97)	0.147
≥80	344	212 (60.6)	296	204 (64.0)	3.40 (−7.62 – 14.42 )	0.548
Gender
Women	408	271 (65.9)‡	344	245 (68.8)	2.87 (−5.95 – 11.96)	0.523
Men	240	138 (55.8)	215	138 (60.7)	4.93 (−6.97 – 16.84)	0.412
Country of birth
US	327	207 (60.8)	319	213 (65.8)	4.97 (−3.91 – 13.85)	0.261
Mexico	321	202 (63.2)	240	170 (65.3)	2.10 (−9.90 – 14.10)	0.733
Education
< 7 years	512	322 (63.2)	366	247 (64.0)	0.8 (−7.74 – 9.36)	0.852
≥ 7 years	136	87 (58.6)	193	136 (68.4)	9.85 (−4.88 – 24.58)	0.178
Physician visit
<2	85	29 (30.6)*	54	26 (50.9 ) ‡	20.30 (2.28 – 38.32)	0.021
2–4	185	117 (61.4)	199	138 (64.8)	3.38 (−10.36– 17.13)	0.628
≥ 4	353	252 (71.5)	296	212 (69.7)	−1.88 (−11.26 – 7.50)	0.694
Health Insurance
None	32	19 (49.9)	26	19 (67.1)*	17.14 (−10.54 – 44.83)	0.214
Medicare only	237	142 (59.4)	147	91 (56.7)	2.73 (−14.15 – 8.69)	0.635
Medicare and Medicaid	275	178 (66.8)	250	166 (61.9)	−4.85 (−15.85 – 6.14)	0.379
Medicare and private	104	70 (60.38)	136	107 (80.4)	20.01 (3.24 – 36.79)	0.005
Diabetes
No	495	299 (59.0)†	323	212 (61.7)	7.3 (−1.8 – 16.3)	0.541
Yes	153	110 (73.8)	236	171 (70.7)	−3.07 (−15.24 – 9.11)	0.616
Obesity (BMI ≥ 30 Kg/m2 )
No	457	290 (62.9)	338	228 (64.3)	1.37 (−7.36 – 10.10)	0.757
Yes	163	100 (61.9)	144	96 (61.9)	0.00 (−14.93 – 14.97)	0.718

^¶Unweighted frequency and weighted percentage of hypertensive subjects on antihypertensive treatment.

N varies because of missing values in the covariates.

p value * < 0.001. † p value < 0.01. ‡ p value < 0.05, for any difference across covariates strata in each cohort.

BMI: Body Mass Index.