Research Article
Joint Effects of Physical Activity and BMI on Risk of Hypertension in Women: A Longitudinal Study
Table 1
Baseline characteristics of included and excluded women.
| | Characteristic | Included
(%) | Excluded*
(%) | -value |
| | Age, mean years (±SD) | 47.6 (±1.5) | 47.6 (±1.5) | 0.137 | | Marital status | | | | | Married/de facto | 7749 (84.3) | 834 (75.5) |
<0.001 | | Divorced/separated/widowed | 1142 (12.5) | 222 (20.4) | | Single | 294 (3.2) | 48 (4.4) | | Education | | | | | No qualifications | 1520 (16.5) | 290 (28.2) |
<0.001 | | School certificate | 4444 (48.2) | 506 (49.3) | | Trade/apprenticeship/higher education | 3253 (35.3) | 231 (22.5) | | BMI (kg/m2) | | | | | 18.5–25 (healthy) | 5097 (56.5) | 483 (52.9) |
0.14 | | 25–29 (overweight) | 2596 (28.8) | 283 (31.0) | | ≥30 (obese) | 1325 (14.7) | 147 (16.1) | | Physical activity | | | | | High | 1546 (16.9) | 174 (16.0) |
0.001 | | Moderate | 2394 (26.1) | 238 (21.9) | | Low | 2809 (30.6) | 324 (29.8) | | Nil/sedentary | 2420 (26.4) | 350 (32.2) | | Smoking | | | | | Never | 4824 (53.7) | 442 (44.2) |
<0.001 | | Ex-smoker | 2597 (28.9) | 287 (28.7) | | Current | 1571 (17.5) | 270 (27.0) | | Alcohol intake | | | | | Low risk | 4679 (51.0) | 431 (40.1) |
<0.001 | | None | 1280 (14.0) | 202 (18.8) | | Rarely | 2750 (30.0) | 385 (35.8) | | Risky | 457 (5.0) | 57 (5.3) | | History of diabetes | 175 (1.9) | 36 (3.4) | 0.001 | | History of cardiovascular disease | 193 (2.2) | 28 (8.7) | <0.001 |
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Women excluded due to missing data.
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