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. Author manuscript; available in PMC: 2010 Mar 1.
Published in final edited form as: Arch Intern Med. 2009 Apr 13;169(7):687–693. doi: 10.1001/archinternmed.2009.26

Table 2.

Blood pressure and hypertension among CARDIA cohort in 1990–91 at age 23–35, by history of incarceration before 1987

Prior
Incarceration
No Prior Incarceration p-value

N (%) or Mean ± SD

All participants (N=4350)
    Systolic blood pressure (mmHg) 111 ± 13 108 ± 11 <0.001
    Diastolic blood pressure (mmHg) 70± 11 69 ± 10 0.42
    Hypertension 65 (23) 650 (16) 0.006
    Incident Hypertension 1 29 (12) 254 (7) 0.007

Black men (N=905)
    Systolic blood pressure (mmHg) 114 ± 12 114 ± 11 0.73
    Diastolic blood pressure (mmHg) 71± 11 73 ± 10 0.10
    Hypertension 43 (23) 155 (20) 0.05
    Incident Hypertension1 22 (17) 75 (11) 0.08

White men (N=1054)
    Systolic blood pressure (mmHg) 111 ± 12 110 ± 11 0.57
    Diastolic blood pressure (mmHg) 70± 10 71 ± 9 0.33
    Hypertension 10 (16) 149 (15) 0.81
    Incident Hypertension1 4 (7) 39 (4) 0.35

Black women (N=1214)
    Systolic blood pressure (mmHg) 106 ± 14 107 ± 11 0.39
    Diastolic blood pressure (mmHg) 67± 13 69 ± 10 0.09
    Hypertension 8 (16) 235 (20) 0.51
    Incident Hypertension1 2 (5) 96 (9) 0.29

White women (N=1177)
    Systolic blood pressure (mmHg) 102 ± 10 101 ± 10 <0.001
    Diastolic blood pressure (mmHg) 67± 13 65 ± 8 0.42
    Hypertension 4 (17) 123 (10) 0.30
    Incident Hypertension1 1 (5) 44 (7) 0.84

High school education or less (N=1640)
    Systolic blood pressure (mmHg) 111 ± 12 109 ± 12 0.01
    Diastolic blood pressure (mmHg) 70± 12 70 ± 10 0.84
    Hypertension 46 (25) 279 (19) 0.05
    Incident Hypertension 1 22 (14) 111 (9) 0.02

More than high school education (N=2710)
    Systolic blood pressure (mmHg) 110 ± 13 107 ± 11 0.006
    Diastolic blood pressure (mmHg) 70± 12 69 ± 10 0.49
    Hypertension 19 (18) 383 (14) 0.83
    Incident Hypertension 1 7 (7) 143 (6) 0.58
1

458 participants with baseline hypertension were excluded in this analysis (N=3892).