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Table 1 Comparison of demographic and anthropometric characteristics between different dietary GI tertiles

From: The association between dietary glycemic index and cardio-metabolic risk factors in obese individuals

Variables

GI tertiles

1st tertile

2nd tertile

3rd tertile

P-value

Age (year)

41.98 ± 9.63

40.15 ± 8.97

39.55 ± 8.47

0.112

Sex, man (%)

23.6

36.4

40

0.121

Weight (kg)

89.31 ± 15.26

93.93 ± 15.13

93.09 ± 12.71

0.038

Height (cm)

166.13 ± 10.19

168.80 ± 9.92

168.95 ± 9.36

0.054

FFM (kg)

56.34 ± 11.74

65.29 ± 12.06

64.13 ± 11.68

< 0.001

WC (cm)

104.70 ± 9.28

107.91 ± 10.49

107.56 ± 8.89

0.023

WHR

0.91 ± 0.08

0.93 ± 0.07

0.95 ± 0.06

0.007

BMI (kg/m 2 )

32.36 ± 4.94

32.98 ± 5.44

32.62 ± 4.07

0.631

Physical activity (%)

   

0.310

Low

28.9

30

41.1

 

Moderate

36.5

32.7

30.8

 

High

19.6

30.4

50

 

SES, (%)

   

0.509

Low

40

20

40

 

Middle

33.3

27.3

39.4

 

High

22.9

36.1

41

 

FADS2 genotype, (%)

   

0.205

TT

18.8

25

56.2

 

TC

23.5

37

39.5

 

CC

35.6

22

42.4

 
  1. GI, Glycemic index; FFM; Fat free mass, WC; Waist circumference, WHR; Waist to hip ratio, BMI; Body mass index, SES; Socio-economic status, FADS2; Fatty acid desaturase 2; Data are mean ± standard deviation (SD); P-value obtained from ANOVA or chi-square test