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. Author manuscript; available in PMC: 2012 Jul 5.
Published in final edited form as: J Natl Med Assoc. 2011 Jun;103(6):503–512. doi: 10.1016/s0027-9684(15)30365-5

Table 4.

Differences Between Adherers and Nonadherers to Medication, Low-salt Diet, and Physical Activity Behaviors for Demographic and Health Characteristicsa

Medication Adherence Low-Salt Diet Physical Activity

Adherers
(n = 109)
Non-
adherers
(n = 77)
Adherers
(n = 41)
Non-
adherers
(n = 145)
Adherers
(n = 97)
Non-
adherers
(n = 89)
Age, y (mean [SD]) 55.8 (15.9) 49.0 (15.5)b 56.2 (17.0) 52.1 (15.7) 51.1 (15.9) 55.1 (16.0)
Gender
 Female 78.9 61.0b 82.9 68.3 72.2 70.8
 Male 21.1 39.0 17.1 31.7 27.8 29.2
Marital status
 Married 36.7 33.8 29.3 37.2 34.0 37.1
 Never married 14.7 21.1 14.6 18.6 19.6 15.7
 Divorced, separated, widowed 48.6 44.2 56.1 44.1 46.4 47.2
Live alone
 Yes 23.9 13.0 29.3 16.6 19.6 19.1
 No 76.1 87.0 70.7 83.4 80.4 80.9
Own home
 Yes 57.4 46.7 55.0 52.4 50.5 55.7
 No 42.6 53.3 45.0 47.6 49.5 44.3
Household income
 <$10000 19.3 18.2 22.0 17.9 17.5 20.2
 $10000-49999 45.0 50.6 41.5 49.0 51.5 42.7
 ≥$50000 35.8 31.2 36.6 33.1 30.9 37.1
Education
 High school or less 33.9 35.1 36.6 33.8 33.0 36.0
 Some college or 2-year degree 36.7 44.2 31.7 42.1 41.2 38.2
 4-year degree or better 29.4 20.8 31.7 24.1 25.8 25.8
Self-rated health
 Good to excellent 72.5 83.1 82.9 75.2 79.4 74.2
 Fair or poor 27.5 16.9 17.1 24.8 20.6 25.8
Years with hypertension, mean (SD) 13.9 (12.1) 11.2 (9.5) 17.3 (13.9) 11.5 (9.9)c 11.5 (10.6) 14.1 (11.5)
Body mass index
 Normal weight (BMI <25) 25.2 13.0 19.5 20.3 18.9 21.3
 Overweight (BMI ≥25 but <30) 28.0 39.0 36.6 31.5 29.5 36.0
 Obese (BMI ≥30 but <40) 34.6 36.4 34.1 35.7 41.1 29.2
 Extremely obese (BMI ≥40) 12.1 11.7 9.8 12.6 10.5 13.5
Uninsured
 Yes 6.4 18.2c 4.9 13.1 16.5 5.6c
 No 93.6 81.8 95.1 86.9 83.5 94.4
a

All values are percentages except where noted.

b

Significant at p < .01.

c

Significant at p < .05.