Table 2.
Demographic and baseline characteristics of the participants.
| Variable | Intervention (n = 240) n(%) or mean ± SD |
Control (n = 234) n(%) or mean ± SD |
p |
|---|---|---|---|
| Female | 147 (61.2) | 165 (70.5) | 0.034 |
| Age, year | 58.8 ± 7.9 | 57.5 ± 6.0 | 0.044 |
| Education level | 0.253 | ||
| Secondary school or lower | 110 (45.8) | 96 (41.0) | |
| High school | 111 (46.3) | 115 (49.2) | |
| College or above | 19 (7.9) | 23 (9.8) | |
| Married | 201 (83.8) | 199 (85.0) | 0.698 |
| Low income | 158 (65.8) | 141 (60.3) | 0.208 |
| Family history of HT | 117 (48.8) | 128 (54.7) | 0.195 |
| Family history of DM | 45 (18.8) | 52 (22.2) | 0.349 |
| Current smoker | 44 (18.3) | 30 (12.8) | 0.098 |
| Alcohol use | 32 (13.3) | 26 (11.1) | 0.460 |
| Dietary intake | |||
| Salt, g/d | 8.3 ± 2.7 | 8.4 ± 2.1 | 0.831 |
| Cooking oil, g/d | 25.8 ± 6.8 | 26.0 ± 6.5 | 0.791 |
| Vegetables, g/d | 386.4 ± 170.7 | 485.8 ± 184.3 | |
| Fruits, g/d | 108.3 ± 65.9 | 114.0 ± 58.9 | 0.324 |
| BMI, kg/m2 | 23.8 ± 3.2 | 23.8 ± 2.7 | 0.997 |
| SBP, mmHg | 132.0 ± 14.9 | 134.6 ± 13.8 | 0.046 |
| DBP, mmHg | 80.9 ± 9.0 | 80.0 ± 8.4 | 0.250 |
| FPG, mmol/L | 6.21 ± 1.29 | 6.27 ± 1.50 | 0.609 |
| Hypertensive | 122 (50.8) | 103 (44.0) | 0.137 |
| Diabetic | 36 (15.0) | 37 (15.8) | 0.807 |