Table 4.
Hazard ratios (HRs) and 95% confidence intervals (CI) for hypertension according to obesity defined as body fat percentage (BF%) and Waist Circumference subgroup
Characteristics | Group 1 | Group 2 | Group 3 | Group 4 |
---|---|---|---|---|
Waist circumference and BF% | ||||
Men | ||||
Unadjusted HR | 1.00 (Reference) | 1.28 (1.07‐1.53) | 1.84 (1.19‐2.86) | 2.08 (1.71‐2.53) |
Model 1 | 1.00 (Reference) | 1.31 (1.08‐1.58) | 1.56 (0.99‐2.45) | 1.80 (1.45‐2.24) |
Incidence cases | 344 | 189 | 21 | 139 |
Incidence density | 34.9 | 44.1 | 64.1 | 70.0 |
Women | ||||
Unadjusted HR | 1.00 (Reference) | 1.18 (0.96‐1.46) | 1.50 (1.15‐1.96) | 2.32 (1.92‐2.80) |
Model 1 | 1.00 (Reference) | 1.24 (0.99‐1.55) | 0.96 (0.71‐1.29) | 1.54 (1.24‐1.90) |
Incidence cases | 275 | 133 | 66 | 181 |
Incidence density | 26.7 | 31.1 | 42.2 | 59.6 |
Incidence density: incidence cases per 1000 person‐year. Model 1: adjusted for age, study area (Ansan or Ansung), diabetes mellitus (baseline, follow‐up), regular exercise, smoking, alcohol intake, HOMA‐IR, CRP, HDL‐C, total calorie intake, sodium intake. Group 1: low BMI (<25 kg/m2) + low BF % (<22.5% in men, <32.5% in women). Group 2: low BMI (<25 kg/m2) + high BF % (≥22.5% in men, ≥32.5% in women. Group 3: high BMI (≥25 kg/m2) + low BF % (<22.5% in men, <32.5% in women). Group 4: high BMI (≥25 kg/m2) + high BF % (≥22.5% in men, ≥32.5% in women).