Variables | Sex | Age categories in years | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Male | Female | 20–29 | 30–39 | 40–49 | 50–60 | ||||
Mean ± SD | P value | Mean ± SD | P value | Mean ± SD | |||||
Mean systolic blood pressure | 130.6 ± 18.300 | 133.2 ± 21.151 | 0.142 | 122.5a ± 12.75 | 131.3b ± 18.75 | 137.8c ± 19.29 | 138.6cd ± 23.39 | 0.000*** | 132.1 ± 20.039 |
Mean diastolic blood pressure | 80.9 ± 8.335 | 81.4 ± 12.747 | 0.616 | 78.6a ± 8.51 | 79.2ab ± 11.36 | 81.8b ± 12.65 | 84.9c ± 11.28 | 0.000*** | 81.2 ± 11.119 |
Mean age (years) | 35.6 ± 12.797 | 41.9 ± 12.291 | 0.000*** | 39.3 ± 12.874 | |||||
N(%) | N(%) | N(%) | N(%) | N(%) | N(%) | N(%) | |||
Isolated systolic hypertension (ISH) | |||||||||
Absent | 259 (90.2) | 188 (88.3) | 0.592 | 144 (94.1) | 83 (86.5) | 86 (84.3) | 134 (89.9) | 0.000*** | 447 (89.4) |
Stage 1 hypertension | 14 (4.9) | 15 (7.0) | 6 (3.9) | 9 (9.4) | 2 (2.0) | 12 (8.1) | 29 (5.8) | ||
stage 2 hypertension | 14 (4.9) | 10 (4.7) | 3 (2.0) | 4 (4.1) | 14 (13.7) | 3 (2.0) | 24 (4.8) | ||
Isolated diastolic hypertension (IDH) | |||||||||
Absent | 250 (87.1) | 159 (74.6) | 0.000*** | 112 (73.2) | 83 (86.5) | 90 (88.2) | 124 (83.2) | 0.002** | 409 (81.8) |
Stage 1 hypertension | 26 (9.1) | 48 (22.6) | 38 (24.8) | 9 (9.4) | 10 (9.8) | 17 (11.4) | 74 (14.8) | ||
Stage 2 hypertension | 11 (3.8) | 6 (2.8) | 3 (2.0) | 4 (4.1) | 2 (2.0) | 8 (5.4) | 17 (3.4) | ||
Combined systolic and diastolic hypertension (CSDH) | |||||||||
Absent | 178 (62.0) | 133 (62.4) | 0.000*** | 117 (76.5) | 61 (65.5) | 53 (52.0) | 80 (53.7) | 0.000*** | 311 (62.2) |
Stage 1 hypertension | 9 (3.2) | 36 (16.9) | 22 (14.4) | 3 (3.2) | 13 (12.7) | 7 (4.7) | 45 (9.0) | ||
Stage 2 hypertension | 100 (34.8) | 44 (20.7) | 14 (9.1) | 32 (33.3) | 36 (35.3) | 62 (41.6) | 144 (28.8) | ||
Blood pressure (BP) classification by degree | |||||||||
Normal | 75 (26.2) | 33 (15.5) | 0.000*** | 45 (29.4) | 22 (22.9) | 13 (12.7) | 28 (18.8) | 0.000*** | 108 (21.6) |
Elevated BP (prehypertension) | 38 (13.2) | 21 (9.9) | 23 (15.0) | 13 (13.5) | 12 (11.8) | 11 (7.4) | 59 (11.8) | ||
Stage 1 hypertension | 50 (17.4) | 98 (46.0) | 65 (42.5) | 22 (22.9) | 25 (24.5) | 36 (24.1) | 148 (29.6) | ||
Stage 2 hypertension | 124 (43.2) | 61 (28.6) | 20 (13.1) | 39 (40.7) | 52 (51.0) | 74 (49.7) | 185 (37.0) |