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Table 4 Reference intervals of serum leptin (ng/ml) in each gender by BMI

From: Sex- and body mass index-specific reference intervals for serum leptin: a population based study in China

Sex and BMI (kg/m2)

Mean ± SD

2.5th, 97.5th

25th

50th

75th

Men

     

All BMI (n = 469)

6.45 ± 5.53

0.33, 19.85

2.62

5.20

8.65

 < 20 (n = 34)

1.26 ± 1.10

0.16, −*

0.34

0.90

1.86

20 to < 25 (n = 198)

4.08 ± 3.14

0.42, 12.32

1.90

3.26

5.44

25 to < 27.5 (n = 127)

7.29 ± 5.73

2.17, 20.22

4.31

6.14

8.61

27.5 to < 30 (n = 66)

9.32 ± 3.93

2.86, 19.41

6.36

8.98

11.50

 ≥ 30 (n = 44)

14.42 ± 6.33

4.50, 30.20

8.98

13.66

18.18

Women

     

All BMI (n = 773)

20.92 ± 12.96

3.60, 54.86

11.87

17.90

26.88

 < 20 (n = 53)

9.23 ± 5.61

1.04, 22.74

4.78

8.34

12.74

20 to < 25 (n = 403)

16.29 ± 8.96

4.11, 38.09

9.96

14.92

20.53

25 to < 27.5 (n = 172)

24.27 ± 11.01

8.27, 48.66

16.33

22.24

31.47

27.5 to < 30 (n = 85)

29.31 ± 11.47

13.71, 62.54

21.01

26.20

36.20

 ≥ 30 (n = 60)

40.85 ± 16.62

14.32, 80.96

27.75

40.09

51.50

  1. *We didn’t get the 97.5th of leptin concentrations due to the number limitation of participants in this subgroup
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Nutrition & Metabolism

ISSN: 1743-7075

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