Characteristics at baseline and incident hypertension at follow-up by joint trajectory groups
| Variable | Normal | WC-increasing | BMI-increasing | BMI&WC-increasing | P value |
| N | 4963 | 620 | 309 | 679 | |
| Age, years | 36.3 (8.6) | 32.8 (8.2) | 34.3 (8.3) | 31.8 (7.7) | <0.001 |
| Males, n (%) | 2019 (40.7) | 557 (89.8) | 33 (10.7) | 454 (66.9) | <0.001 |
| BMI, kg/m2 | 21.3 (2.2) | 22.8 (2.3) | 24.5 (3.1) | 25.0 (3.4) | <0.001 |
| WC, cm | 73.8 (7.0) | 81.3 (8.7) | 78.9 (8.2) | 84.1 (9.9) | <0.001 |
| SBP, mm Hg | 110.0 (101.0, 120.0) | 117.5 (110.0, 120.0) | 110.0 (105.0, 120.0) | 116.0 (108.0, 120.0) | <0.001 |
| DBP, mm Hg | 72.5 (68.0, 80.0) | 77.0 (70.0, 80.0) | 73.0 (68.8, 80.0) | 77.0 (70.0, 80.0) | <0.001 |
| Smoker, n (%) | 1435 (29.1) | 364 (59.4) | 30 (9.8) | 294 (43.5) | <0.001 |
| Drinker, n (%) | 1563 (31.8) | 370 (60.3) | 58 (18.9) | 321 (48.0) | <0.001 |
| Hypertension, n (%) | 935 (18.8) | 159 (25.6) | 89 (28.8) | 232 (34.2) | <0.001 |
Study variables are presented as mean (SD), median (IQR) or n (%), appropriately.
BMI, body mass index; DBP, diastolic blood pressure; SBP, systolic blood pressure; WC, waist circumference.