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Table 3 Serum leptin concentrations (ng/ml) in each gender by different subgroups

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

 

Men

 

Women

 
 

N

Median (25th,75th)

P value

N

Median (25th,75th)

P value

Overall

469

5.20 (2.62, 8.65)

 

773

17.90 (11.87, 26.88)

 

Age, y

  

0.001

  

0.021

 < 45

229

5.94 (3.05, 10.06)

 

428

19.20 (12.36, 28.29)

 

45- < 65

205

4.54 (2.51, 7.11)

 

309

17.08 (11.56, 25.37)

 

 ≥ 65

35

5.17 (1.27, 8.72)

 

36

13.92 (8.47, 24.06)

 

WC, cm*

  

 < 0.001

  

 < 0.001

 < 90/85

303

3.62 (1.85, 5.79)

 

567

15.64 (10.07, 22.87)

 

 ≥ 90/85

166

8.60 (6.38, 12.52)

 

206

27.11 (19.25,37.81)

 

HOMA-IR

  

 < 0.001

  

 < 0.001

 < 1.00

79

1.91 (0.72, 3.24)

 

125

9.73 (6.94, 14.72)

 

 ≥ 1.00

390

5.94 (3.62, 9.61)

 

648

20.17 (13.88, 28.62)

 

UA, mmol/L

  

 < 0.001

  

0.004

 < 420

430

4.71 (2.49, 8.25)

 

768

17.84 (11.84, 26.75)

 

 ≥ 420

39

8.33 (5.45, 13.75)

 

5

45.98 (25.81, 71.68)

 
  1. P value showed the comparison between different subgroups in each gender, respectively
  2. *The cut-off point of WC is 90 cm for men, and 85 cm for women
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Nutrition & Metabolism

ISSN: 1743-7075

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