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Table 2 The characteristics body composition of the enrolled participants by vitamin D status

From: Vitamin D status and obesity markers in older adults: results from West China Health and Aging Trends study

Variables Total (n = 2661) Vitamin D < 20 ng/ml (n = 1677) Vitamin D 20–29ng/ml (n = 846) Vitamin D ≥ 30ng/ml (n = 138) P-value
Height 155.6 ± 8.3 154.6 ± 8.2 157.0 ± 8.1 158.2 ± 9.0 < 0.001
Weight 60.7 ± 11.0 60.6 ± 11.5 60.9 ± 10.5 60.8 ± 10.0 0.625
BMI (kg/m2) 25.0 ± 3.7 25.3 ± 4.1 24.6 ± 3.3 24.2 ± 3.0 < 0.001
FMI (kg/m2) 33.4 ± 8.0 34.9 ± 7.9 31.1 ± 7.5 30.1 ± 7.7 < 0.001
TSF 23.0 ± 8.4 23.7 ± 8.3 21.9 ± 8.3 20.4 ± 7.9 < 0.001
VFA 105.0 ± 41.3 111.6 ± 42.7 94.5 ± 36.6 89.7 ± 34.1 < 0.001
MAC 30.4 ± 3.2 30.5 ± 3.3 30.3 ± 3.0 30.2 ± 2.6 0.457
WC 84.1 ± 10.1 84.6 ± 10.5 83.3 ± 9.5 82.7 ± 8.8 0.007
HC 93.9 ± 5.9 94.1 ± 6.1 93.7 ± 5.4 93.6 ± 4.8 0.278
WHR 0.90 ± 0.06 0.90 ± 0.07 0.89 ± 0.06 0.88 ± 0.06 0.001
CC 34.4 ± 3.3 34.3 ± 3.5 34.6 ± 3.1 34.4 ± 2.8 0.271
  1. Abbreviations: BMI body mass index, FMI fat mass index, TSF triceps skinfold thickness, VFA visceral fat area, MAC mid-arm circumference, WC waist circumference, HC hip circumference, WHR waist hip ratio, CC calf circumference