Table 1 Characteristics of the cohort at the time of the study visit.
Measurement | Nulliparous (N = 3693) | Parous (N = 5253) | p-value | Age-adjusted p-value |
|---|---|---|---|---|
Age (yrs) | 49.4 ± 18.1 | 46.5 ± 10.9 | <0.001 | N/a |
Height (cm) | 161.9 ± 6.8 | 162.6 ± 6.3 | <0.001 | 0.032 |
Weight (kg) | 70.2 ± 15.4 | 69.7 ± 14.7 | 0.0182 | 0.139 |
BMI (kg/m2) | 26.8 ± 5.8 | 26.3 ± 5.4 | 0.001 | 0.015 |
Mean SBP (mmHg) | 130.9 ± 19.3 | 125.6 ± 17.1 | <0.001 | <0.001 |
Mean DBP (mmHg) | 78.5 ± 10.1 | 77.8 ± 10.0 | 0.004 | 0.608 |
Mean HR (bpm) | 71.0 ± 11.1 | 70.4 ± 10.7 | 0.009 | 0.001 |
Glucose (mmol/L | 4.8 ± 1.0 | 4.7 ± 1.0 | <0.001 | 0.007 |
Total cholesterol (mmol/L) | 5.1 ± 1.1 | 5.2 ± 1.1 | <0.001 | <0.001 |
HDL cholesterol (mmol/L) | 1.583 ± 0.414 | 1.582 ± 0.410 | 0.89 | 0.175 |
Sodium (mmol/L) | 139.6 ± 2.5 | 139.8 ± 2.3 | 0.003 | <0.001 |
Potassium (mmol/L) | 4.17 ± 0.46 | 4.13 ± 0.41 | <0.001 | <0.001 |
Urea (mmol/L) | 5.0 ± 1.6 | 4.8 ± 1.2 | <0.001 | <0.001 |
Creatinine (μmol/L) | 67.9 ± 12.3 | 66.4 ± 10.4 | <0.001 | <0.001 |
Current hypertension | 606/3637 (16.7%) | 492/5143 (9.6%) | <0.001 | Â |
Current diabetes | 123/3637 (3.4%) | 72/5143 (1.4%) | <0.001 | Â |
Current smoker | 563/3583 (15.7%) | 933/5100 (18.3%) | 0.002 | Â |