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Table 4 Prevalence of high blood pressure (HBP*) and isolated forms of hypertension across age groups and sex, among adults in Addis Ababa, December 2006.

From: Population based prevalence of high blood pressure among adults in Addis Ababa: uncovering a silent epidemic

  Male (n = 1398) Female (n = 1875)
  % (95% CI) % (95% CI)
High blood pressure (HBP*) by age group
   25–34 19.8 (16.3, 23.2) 14.5 (11.3, 17.6)
   35–44 24.6 (20.3, 28.8) 22.9 (19.3, 26.4)
   45–54 36.5 (30.6, 42.3) 34.4 (30.3, 38.4)
   55–64 63.2 (56.9, 69.4) 51.2 (45.7, 56.6)
   25–64 31.5 (29.0, 33.9) 28.9 (26.8, 30.9)
Isolated systolic hypertension1 by age group
   25–34 5.1 (3.1, 7.0) 2.1 (0.8, 3.3)
   35–44 6.8 (4.3, 9.2) 3.5 (1.9, 5.0)
   45–54 7.6 (4.4, 10.8) 9.3 (6.8, 11.7)
   55–64 22.5 (17.1, 27.8) 24.2 (19.5, 28.8)
   25–64 8.9 (7.4, 10.3) 8.3 (7.0,9.5)
Isolated diastolic hypertension2 by age group
   25–34 6.7 (4.5, 8.8) 6.6 (4.3, 8.8)
   35–44 6.8 (4.3, 9.2) 7.4 (5.1, 9.6)
   45–54 6.5 (3.5, 9.4) 4.9 (3.0, 6.7)
   55–64 1.3 (0.1, 2.7) 4.3 (2.0, 6.5)
   25–64 5.8 (4.5, 7.0) 6.0 (4.9,7.0)
Systolic and diastolic hypertension3 by age group
   25–34 7.5 (5.2, 9.7) 5.2 (3.2, 7.1)
   35–44 11.1 (8.0, 14.1) 11.8 (9.0, 14.5)
   45–54 21.7 (16.7, 26.6) 18.5 (15.1, 21.8)
   55–64 36.8 (30.5, 43.0) 21.1 (16.6, 25.5)
   25–64 16.0 (14.0, 17.9) 13.6 (12.0, 15.1)
  Male (n = 440) Female (n = 541)
Isolated systolic hypertension1 by age group, in those with HBP*
   25–34 26.0 (21.9, 30.1) 14.3 (11.3, 17.2)
   35–44 27.6 (23.4, 31.7) 15.3 (15.2, 18.3)
   45–54 20.8 (17.0, 24.5) 26.9 (23.1, 30.6)
   55–64 35.6 (31.1, 40.0) 47.3 (43.0, 51.5)
   25–64 28.4 (24.1, 32.6) 28.8 (24.9, 32.6)
Isolated diastolic hypertension2 by age group, in those with HBP*
   25–34 34.0 (29.5, 38.4) 45.7 (41.5, 49.9)
   35–44 27.6 (23.4, 31.7) 32.3 (28.3, 36.2)
   45–54 17.7 (14.1, 21.2) 14.3 (11.3, 17.2)
   55–64 2.1 (0.7, 3.4) 8.5 (6.1, 10.8)
   25–64 18.4 (14.7, 22.0) 20.7 (17.2, 24.1)
Systolic and diastolic hypertension3 by age group, in those with HBP*
   25–34 38.0 (33.4, 42.5) 35.7 (31.6, 39.7)
   35–44 44.9 (40.2, 49.5) 51.6 (47.3, 55.8)
   45–54 59.4 (54.8, 63.9) 53.8 (49.6, 58.0)
   55–64 58.2 (53.5, 62.8) 41.2 (37.0, 45.3)
   25–64 50.9 (46.2, 55.5) 47.1 (42.8, 51.3)
  1. *High blood pressure (HBP): systolic blood pressure ≥ 140 mmHg or diastolic blood pressure ≥ 90 mmHg, or if a person is on anti-hypertensive treatment,
  2. 1Isolated systolic hypertension: systolic blood pressure ≥ 140 mmHg and diastolic blood pressure <90 mmHg,
  3. 2Isolated diastolic hypertension: systolic blood pressure < 140 mmHg and diastolic blood pressure ≥ 90 mmHg,
  4. 3Systolic and diastolic hypertension: systolic blood pressure ≥ 140 mmHg and diastolic blood pressure ≥ 90 mmHg.