Table 4. Distribution of 7226 online customers’ blood pressure.
| Age range | People | SBP ≥ 160 | SBP ≥ 135 (≥ 160 included) | SBP < 120 | DBP ≥ 85 |
| Data are presented as n (%). DBP: diastolic blood pressure; SBP: systolic blood pressure. | |||||
| < 20 yrs | 16 (0.22%) | 0 (0.00%) | 0 (0.00%) | 8 (0.11%) | 4 (0.06%) |
| 20-29 yrs | 531 (7.35%) | 3 (0.04%) | 111 (1.54%) | 235 (3.25%) | 231 (3.20%) |
| 30-39 yrs | 1914 (26.49%) | 49 (0.68%) | 649 (8.98%) | 595 (8.23%) | 1203 (16.65%) |
| 40-49 yrs | 2603 (36.02%) | 56 (0.77%) | 886 (12.26%) | 740 (10.24%) | 1641 (22.71%) |
| 50-59 yrs | 1570 (21.73%) | 28 (0.39%) | 532 (7.36%) | 478 (6.62%) | 822 (11.38%) |
| 60 yrs | 592 (8.19%) | 19 (0.26%) | 240 (3.32%) | 176 (2.44%) | 194 (2.68%) |
| Total | 7226 (100%) | 155 (2.15%) | 2418 (33.46%) | 2232 (30.89%) | 4095 (56.67%) |