Table 2.
Baseline Characteristics by intervention group in men: Tehran lipids and glucose study
| Total (N = 889) | Intervention (N = 328) | Control (N = 561) | P-value | |
|---|---|---|---|---|
| Age, years | 49.5 ± 14.5 | 50.8 ± 14.9 | 48.8 ± 14.2 | 0.05 |
| BMI (kg/m2) | 26.9 ± 4.08 | 27.2 ± 3.9 | 26.7 ± 4.1 | 0.05 |
| SBP (mmHg) | 126.2 ± 18.9 | 126.2 ± 18.6 | 126.2 ± 19.2 | 0.98 |
| DBP (mmHg) | 80.3 ± 11.5 | 80.2 ± 11.91 | 80.5 ± 11.3 | 0.77 |
| FPG (mg/dL) | 101.7 ± 9.3 | 101.5 ± 9.6 | 101.8 ± 9.3 | 0.72 |
| 2 h-PCG | 134.5 ± 34.5 | 135.2 ± 35.3 | 134.1 ± 34.2 | 0.62 |
| HDL-C (mg/dL) | 38.2 ± 9.4 | 37.8 ± 9.4 | 38.4 ± 9.5 | 0.41 |
| TG (mg/dL) | 206 ± 149 | 212 ± 160 | 202 ± 143 | 0.59 |
| Education levels | 0.001 | |||
| - ≤ 6 | 364 (38.9%) | 154 (46.9%) | 192 (34.2%) | |
| - 6–12 | 410 (46.1%) | 129 (33.3%) | 281 (50.0%) | |
| - > 12 | 133 (15%) | 45 (13.7%) | 88 (15.6%) | |
| Low physical activity, yes | 199 (22.3%) | 74 (22.5%) | 125 (22.2%) | 0.92 |
| Current Smoking, yes | 236 (26.5%) | 83 (25.3%) | 153 (27.2%) | 0.52 |
| Hypertension, yes | 281 (31.6%) | 103 (31.4%) | 178 (31.7%) | 0.91 |
| Anti-hypertensive drug use, yes | 73 (8.2%) | 28 (8.5%) | 45 (8.02%) | 0.78 |
| Family history of T2DM, yes | 244 (27.4%) | 90 (27.4%) | 154 (27.4%) | 0.99 |
Values are mean (SD) or n (%) for normal distributed covariates and median (Interquartile range) for skewed (e.g., TG) variables
BMI = Body mass index; SBP = Systolic blood pressure; DBP = Diastolic blood pressure; FPG = Fasting plasma glucose; 2 h-PCG = 2-hour post challenge plasma glucose; T2DM; Type 2 diabetes mellitus; TG = Triglycerides; HDL-C = High density lipoprotein cholesterol