Investigation of awareness, treatment, control of hypertension
| Awareness (n=3151) | Treatment (n=2488) | Control (n=2408) | |
| Age (years) | 70.90±6.214 | 70.82±6.069 | 70.77±6.142 |
| P value | 0.894 | 0.276 | 0.086 |
| Sex | |||
| Male | 1525 (48.4%) | 1185 (47.6%) | 1156 (48.0%) |
| Female | 1626 (51.6%) | 1303 (52.4%) | 1252 (52.0%) |
| P value | 0.050 | 0.011 | 0.062 |
| Ethnicity | |||
| Han | 3069 (97.4%) | 2421 (97.3%) | 2355 (97.8%) |
| Others | 82 (2.6%) | 67 (2.7%) | 53 (2.2%) |
| P value | 0.503 | 0.255 | 0.037 |
| Body mass index (BMI) | |||
| Underweight | 25 (0.8%) | 16 (0.6%) | 18 (0.7%) |
| Normal | 961 (30.5%) | 716 (28.8%) | 752 (31.2%) |
| Overweight | 1507 (47.8%) | 1208 (48.6%) | 1153 (47.9%) |
| Obesity | 659 (20.9%) | 548 (22.0%) | 486 (20.2%) |
| P value | 0.015 | <0.001 | 0.537 |
| Marital status | |||
| Unmarried | 12 (0.4%) | 10 (0.4%) | 11 (0.5%) |
| Married/cohabitation | 2785 (88.4%) | 2203 (88.5%) | 2148 (89.2%) |
| Divorced/separated | 33 (1.0%) | 27 (1.1%) | 29 (1.2%) |
| Widowered/widowed | 321 (10.2%) | 248 (10.0%) | 221 (9.2%) |
| P value | 0.012 | 0.606 | 0.067 |
| Occupation | |||
| Manual worker | 894 (28.4%) | 705 (28.3%) | 663 (27.5%) |
| Mental worker | 381 (12.1%) | 308 (12.4%) | 289 (12.0%) |
| Retirement | 1876 (59.5%) | 1475 (59.3%) | 1456 (60.5%) |
| P value | 0.001 | 0.428 | 0.016 |
| Educational level | |||
| Primary school or below | 500 (15.9%) | 388 (15.6%) | 397 (16.5%) |
| Junior middle school | 1088 (34.5%) | 858 (34.5%) | 833 (34.6%) |
| Senior middle school | 861 (27.3%) | 683 (27.4%) | 659 (27.4%) |
| Undergraduate or above | 687 (21.8%) | 552 (22.2%) | 510 (21.2%) |
| Unknown | 15 (0.5%) | 8 (0.3%) | 10 (0.4%) |
| P value | 0.582 | 0.520 | 0.535 |
| Annual income (¥) | |||
| <30 000 | 1713 (54.4%) | 1349 (54.2%) | 1308 (54.3%) |
| 30 000–50 000 | 1243 (39.5%) | 984 (39.5%) | 975 (40.5%) |
| >50 000 | 194 (6.2%) | 155 (6.2%) | 126 (5.2%) |
| P value | <0.001 | 0.026 | <0.001 |
| Physical exercise | |||
| Never | 627 (19.9%) | 462 (18.6%) | 461 (19.1%) |
| Sometimes | 91 (2.9%) | 74 (3.0%) | 61 (2.5%) |
| Often | 2433 (77.2%) | 1952 (78.5%) | 1887 (78.3%) |
| P value | 0.009 | <0.001 | <0.001 |
| Current smoking | 463 (14.7%) | 379 (15.2%) | 347 (14.4%) |
| P value | 0.376 | 0.135 | 0.198 |
| Current drinking | 452 (14.3%) | 348 (14.0%) | 345 (14.3%) |
| P value | 0.371 | 0.243 | 0.479 |
| Systolic blood pressure (mm Hg) | 135.63±11.967 | 135.50±11.469 | 130.94±6.282 |
| P value | <0.001 | <0.001 | <0.001 |
| Diastolic blood pressure (mm Hg) | 79.32±7.865 | 79.23±7.779 | 77.77±6.722 |
| P value | <0.001 | <0.001 | <0.001 |
| History of coronary heart disease | 436 (13.8%) | 345 (13.9%) | 294 (12.2%) |
| P value | 0.001 | 0.041 | 0.008 |
| History of stroke | 112 (3.6%) | 84 (3.4%) | 76 (3.2%) |
| P value | 0.028 | 0.516 | 0.225 |
| History of diabetes | 1240 (39.4%) | 976 (39.2%) | 901 (37.4%) |
| P value | 0.157 | 0.351 | 0.003 |
| History of hyperlipidaemia | 1443 (45.8%) | 1135 (45.6%) | 1052 (43.7%) |
| P value | 0.081 | 0.125 | <0.001 |
| Family history of hypertension | 494 (15.7%) | 394 (15.8%) | 307 (12.7%) |
| P value | <0.001 | 0.002 | <0.001 |