Table 1. Demographic Characteristics And Mean Blood Pressure Of The Study Population.
| Parameters surveyed | Frequency (n) | Percent (%) | Mean systolic BP (mmHg) (SD) | Mean diastolic BP (mm Hg) (SD) |
| 13 504 | 138.2 (25.9) | 83.9 (15.3) | ||
| Age groups (years) | ||||
| 40–49 | 4 858 | 36.0 | 130.2 (21.8) | 81.9 (14.2) |
| 50–59 | 3 554 | 26.3 | 39.3 (26.0) | 85.1 (15.4) |
| 60–69 | 2 758 | 20.4 | 144.0 (27.0) | 85.2 (15.8) |
| 70–79 | 1 643 | 12.2 | 146 (27.6) | 84.4 (16.3) |
| ≥ 80 | 691 | 5.1 | 146.3 (28.6) | 84.4 (16.6) |
| Gender | ||||
| Male | 6 203 | 45.9 | 136.8 (24.6) | 83.4 (15.0) |
| Female | 7 301 | 54.1 | 139.3 (27.0) | 84.2 (15.6) |
| Residence | ||||
| Rural | 10 478 | 77.6 | 137.2 (25.5) | 83.1 (15.0) |
| Urban | 3 026 | 22.4 | 141.6 (27.1) | 86.6 (16.1) |
| Literacy | ||||
| Literate | 5 891 | 43.6 | 136.4 (25.1) | 83.7 (15.3) |
| Illiterate | 7 613 | 56.4 | 139.5 (26.5) | 84.0 (15.3) |
| Geo-political zone | ||||
| North-east | 1 707 | 12.6 | 144.4 (27.7) | 90.4 (16.5) |
| South-east | 1 657 | 12.3 | 138.4 (28.0) | 79.0 (14.8) |
| South-south | 1 845 | 13.7 | 133.1 (25.9) | 77.9 (14.8) |
| North-west | 3 577 | 26.5 | 140.3 (24.3) | 87.5 (13.7) |
| South-west | 2 708 | 20.1 | 137.1 (26.4) | 81.9 (15.0) |
| North-central | 2 010 | 14.9 | 135.0 (23.4) | 83.9 (14.5) |
| Socio-economic status | ||||
| Most affluent | 4 383 | 32.5 | 135.2 (24.5) | 82.5 (14.7) |
| Moderately affluent | 4 676 | 34.6 | 137.2 (25.4) | 82.9 (14.9) |
| Least affluent | 4 445 | 32.9 | 142.1 (27.4) | 86.3 (16.1) |
| Body mass index | ||||
| Underweight | 1 495 | 11.1 | 134.3 (25.9) | 81.2 (15.8) |
| Normal | 8 156 | 60.4 | 136.1 (25.1) | 82.7 (14.9) |
| Overweight | 2 588 | 19.2 | 142.3 (26.1) | 86.4 (15.2) |
| Obese | 1 113 | 8.2 | 147.9 (27.5) | 89.8 (15.4) |
| Missing data | 152 | 1.1 | ||