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Table 2 The BMI, PBF and VFA of the participants according to sleep duration (n=9509)

From: Gender differences in the association between sleep duration and body mass index, percentage of body fat and visceral fat area among chinese adults: a cross-sectional study

Variables

Sleep Duration

P

< 7 h

7-9 h

≥ 9 h

All (n=9509)

1243

7174

1092

 

BMI(kg/m²)

24.38 ± 3.52

24.08 ± 3.45

24.00 ± 3.45

0.011

PBF(%)

29.76 ± 6.89

29.65 ± 6.67

30.06 ± 6.67

0.161

VFA(cm²)

95.54 ± 35.46

92.42 ± 34.15

92.33 ± 35.07

0.011

Women (n=5714)

723

4308

683

 

BMI(kg/m²)

23.44 ± 3.47

23.09 ± 3.21

23.11 ± 3.24

0.030

PBF(%)

32.43 ± 6.43

32.09 ± 6.00

32.42 ± 5.99

0.197

VFA(cm²)

93.90 ± 37.70

89.86 ± 34.62

90.86 ± 35.85

0.016

Men (n=3795)

520

2866

409

 

BMI(kg/m²)

25.68 ± 3.15

25.57 ± 3.25

25.47 ± 3.28

0.611

PBF(%)

26.06 ± 5.68

25.98 ± 5.89

26.11 ± 5.83

0.881

VFA(cm²)

97.82 ± 31.97

96.26 ± 33.08

94.78 ± 33.61

0.373