Table 2 Anthropometric characteristics in different age groups
From: Metabolic syndrome and its components in Polish women of childbearing age: a nationwide study
Parameter | All | Age (years) | P value | P for trend | ||
|---|---|---|---|---|---|---|
20–29 | 30–39 | 40–49 | ||||
BMI (kg/m2) | n = 1518 | |||||
x ± SD | 24.9 ± 5.2 | 22.9 ± 4.1 | 24.7 ± 4.9 | 26.5 ± 5.6 | <0.0001 | <0.0001 |
Median | 23.8 | 22.0 | 23.6 | 25.3 | ||
BMI (%) | ||||||
<18.5 kg/m2 | 4.3 | 8.4 | 4.7 | 1.1 | <0.0001 | <0.0001 |
18.5–24.9 kg/m2 | 55.5 | 66.0 | 58.0 | 45.7 | <0.0001 | |
25–29.9 kg/m2 | 25.2 | 17.5 | 24.1 | 31.5 | <0.0001 | |
≥30 kg/m2 | 15.0 | 8.1 | 13.2 | 21.7 | <0.0001 | |
Waist (cm) | N = 1564 | |||||
x ± SD | 82.2 ± 12.1 | 77.3 ± 11.2 | 82.4 ± 12.1 | 85.3 ± 11.6 | <0.0001 | <0.0001 |
Median | 80.0 | 75.3 | 80.0 | 83.0 | ||
Waist (%)a | ||||||
<80 cm | 46.9 | 65.0 | 46.6 | 34.8 | ||
≥ 80 cm | 53.1 | 35.0 | 53.4 | 65.2 | <0.0001 | <0.0001 |
Waist (%)b | ||||||
<88 cm | 70.4 | 82.7 | 70.2 | 62.3 | ||
≥ 88 cm | 29.6 | 17.3 | 29.8 | 37.7 | <0.0001 | <0.0001 |