Table 2.
Participant characteristics by randomized intervention assignment
| Variables | Control arm | Intervention arm |
|---|---|---|
| |
(n=1504) |
(n=1336) |
| Age, years |
49 (44–54) |
49 (44 – 55) |
| Male,% |
85.0 |
83.8 |
| Body mass index, kg/m2 |
24.0 (22.3 – 25.8) |
24.2 (22.3 – 26.3) |
| WRPO criteria* |
|
|
| Underweight (less than 18.5 BMI),% |
2.1 |
1.8 |
| Normal (18.5-22.9 BMI),% |
33.2 |
31.1 |
| Overweight (23.0-24.9 BMI),% |
28.4 |
28.1 |
| Obesity I (25.0-29.9 BMI),% |
32.0 |
33.7 |
| Obesity II (Over 30.0 BMI),% |
4.3 |
5.4 |
| Systolic blood pressure, mmHg |
125 (114 – 136) |
125 (116 – 135) |
| Diastolic blood pressure, mmHg |
80 (71 – 87) |
79 (72 – 87) |
| Total cholesterol, mmol/l |
5.4 (4.9 – 6.0) |
5.5 (4.8 – 6.1) |
| HDL-cholesterol, mmol/l |
1.5 (1.3 – 1.8) |
1.5 (1.2 – 1.8) |
| Triglyceride, mmol/l | 1.3 (0.9 – 1.9) | 1.3 (0.9 – 1.8 |
Values are median (interquartile range or percentage. * The subjects were categorized into following groups based on the WHO West Pacific Regional Office (WPRO) criteria; less than 18.5 BMI, as “Underweight”, 18.5 to 22.9 as “Normal”, 23.0 to 24.9 as “Overweight”, 25.0 to 29.9 as “Obese I” and over 30.0 BMI as “Obese II”.