Characteristic | Total | Intervention | Control | p value |
---|---|---|---|---|
Sample size | 450 | 232 | 218 | Â |
Age in years, n (%) | 0.662 | |||
 55–59 years | 119 (26.4) | 53 (22.8) | 66 (30.3) |  |
 60–64 years | 136 (30.2) | 76 (32.8) | 60 (27.5) |  |
 65–69 years | 111 (24.7) | 66 (28.4) | 45 (20.6) |  |
 70+ years | 84 (18.7) | 37 (16.0) | 47 (21.6) |  |
 Mean (SD) | 64.2 (6.1) | 64.3(5.6) | 64.0 (6.5) |  |
Gender, n (%) | 0.625 | |||
 Male | 189 (42.0) | 100 (43.1) | 89 (40.8) |  |
 Female | 261 (58.0) | 132 (56.9) | 129 (59.2) |  |
Monthly personal income RMB, n (%) | 0.001 | |||
 <1000 Yuan | 94 (20.9) | 42 (9.3) | 52 (23.8) |  |
 1000–2499 Yuan | 234 (52.0) | 111 (47.8) | 123 (56.4) |  |
 ≥2500 Yuan | 115 (25.6) | 77 (33.2) | 38 (17.4) |  |
 Unknown | 7 (0.9) | 2 (0.9) | 5 (2.3) |  |
Marital status, n (%) | 0.002 | |||
 Married/cohabit | 398 (88.4) | 216 (93.1) | 182 (83.5) |  |
 Divorced/separated | 36 (8.0) | 10 (4.3) | 26 (11.9) |  |
 Not reported | 16 (3.6) | 6 (2.6) | 10 (4.6) |  |
Regular smoking, n (%) | 0.004 | |||
 Yes | 85 (18.9) | 32 (13.8) | 53 (24.3) |  |
 No | 365 (81.1) | 200 (86.2) | 165 (75.7) |  |
Regular drinking, n (%) | 0.952 | |||
 Yes | 80 (17.8) | 41 (17.7) | 39 (17.9) |  |
 No | 370 (82.2) | 191 (82.3) | 179 (82.1) |  |
Blood pressure (mmHg) | ||||
 Systolic, mean (SD) | 141.2 (17.2) | 140.7 (17.1) | 141.7 (17.3) | 0.565 |
 Diastolic, mean (SD) | 86.5 (10.8) | 86.1(9.3) | 87.0 (12.3) | 0.399 |
Years of hypertension, n (%) | 0.021 | |||
 <5 years | 143 (31.8) | 61 (26.3) | 82 (37.6) |  |
 5–14 years | 184 (40.9) | 98 (42.2) | 86 (39.5) |  |
 ≥15 years | 123 (27.3) | 73 (31.5) | 50 (22.9) |  |
 Mean (SD) | 12.5 (10.7) | 13.0 (10.5) | 12.0 (10.9) |  |
Family history, n (%) | ||||
 Hypertension | 264 (58.7) | 141 (60.8) | 123 (56.4) | 0.349 |
 Diabetes | 48 (10.7) | 25 (10.8) | 23 (10.6) | 0.938 |
 Stroke | 68 (15.1) | 41 (17.7) | 27 (12.4) | 0.118 |
 Heart diseases | 52 (11.6) | 32 (13.8) | 20 (9.2) | 0.126 |
 Hyperlipidemia | 34 (7.6) | 16 (6.9) | 18 (8.3) | 0.585 |
Medication adherence, n (%) | 314 (69.8) | 161 (69. 4) | 153 (70.2) | 0.856 |