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Table 1 Baseline characteristics of study population across quartiles of energy-adjusted DIL and DII (n = 347)

From: Dietary insulin index and load and cardiometabolic risk factors among people with obesity: a cross-sectional study

 

Quartiles of DIL

Quartiles of DII

Variables

Q1 ( N  = 86)

Q2 ( N  = 87)

Q3 ( N  = 87)

Q4 ( N  = 87)

P -value

Q1 ( N  = 86)

Q2 ( N  = 87)

Q3 ( N  = 87)

Q4 ( N  = 87)

P -value

Q ranges

< 154 8236

154 8236 − 187 882

187 882 − 232 719

> 232 719

 

< 47.88

47.88–69.56

69.56–96.11

> 96.11

 

Age (years)

39.45 ± 9.68

40.69 ± 9.08

40.02 ± 8.36

43.03 ± 9.05

0.05

40.50 ± 9.14

39.02 ± 9.41

42.29 ± 9.35

41.31 ± 8.86

0.11

Gender (male )

54 (48%)

48(55.2%)

52(59.8%)

48(55.2%)

0.48

56(65.1%)

48(55.2%)

49(56.3%)

49(56.3%)

0.51

BMI(kg/m2)

33.11 ± 5.19

33.22 ± 5.40

32.53 ± 4.12

31.63 ± 4.30

0.11

31.82 ± 4.21

31.69 ± 4.66

33.33 ± 5.17

33.65 ± 4.89

0.01

Weight (kg)

93.63 ± 16.01

92.44 ± 15.54

92.41 ± 10.42

89.98 ± 15.09

0.40

89.51 ± 13.20

90.28 ± 14.21

93.83 ± 15.29

94.85 ± 14.50

0.03

FM (kg)

33.92 ± 10.63

34.25 ± 9.30

32.96 ± 7.52

34.11 ± 8.50

0.90

33.68 ± 7.19

34.00 ± 10.06

33.36 ± 9.32

34.01 ± 9.58

0.98

FFM (kg)

61.85 ± 13.17

61.50 ± 12.65

62.82 ± 11.40

63.37 ± 12.16

0.89

61.95 ± 12.52

61.78 ± 12.75

61.89 ± 11.46

63.33 ± 12.64

0.19

Physical activity (%)

   

0.49

    

0.81

 Low

40(46.4%)

43(49.1%)

43(48.9%)

41(46.9%)

 

38(44%)

47(54.2%)

41(47.2%)

38(44.2%)

 

 Medium

27(32.1%)

28(32.1%)

15(17%)

24(28.15)

 

27(32%)

21(23.7%)

19(22.2%)

28(32.6)

 

 High

19(21.4%)

16(18.9%)

29(34%)

22(25%)

 

21(24%)

19(22%)

26.62(30.6%)

21(23.3%)

 

Marital status (%)

          

 Married

68(79.1%)

75(85.1%)

78(89.7%)

76(87.4%)

0.67

66(76.7%)

76(87.4%)

76(87.4%)

78(89.7%)

0.31

Education (%)

    

0.84

    

0.06

 Illiterate

1(1.8%)

1(1.9%)

0(0)

0(0)

 

7(8%)

0(0)

0(0)

0(0)

 

 ≤ High school/diploma 25(28.5%)

20(22.7%)

17(19.2%)

14(16.2%)

 

19(22%)

28(32.2%)

35(40.3%)

18(21%)

 

 ≥ College degree 60(69.7%)

66(75.5%)

70(80.9%)

73(83.9%)

 

60(70%)

59(67.8%)

52(59.7%)

69(79%)

 

 Carbohydrate (g)

468.43 ± 160.14

405.70 ± 164.94

432.80 ± 138.66

506.43 ± 199.98

0.01

337.63 ± 136.63

463.24 ± 113.53

404.07 ± 105.89

620.27 ± 180.96

0.01

 Fat (g)

91.16 ± 38.15

93.68 ± 41.68

93.62 ± 32.90

125.92 ± 64.04

0.01

67.91 ± 29.86

104.69 ± 31.60

84.27 ± 23.97

150.01 ± 54.61

0.01

 Protein (g)

100.81 ± 32.01

91.41 ± 35.48

100.11 ± 30.82

107.15 ± 47.90

0.05

77.01 ± 29.13

103.45 ± 25.55

90.74 ± 24.56

130.72 ± 45.04

0.01

  1. FM Fat mass, FFM fat free mass, BMI body mass index
  2. P-value obtained using one-way ANOVA for continuous variables and Chi-square test for categorical variables. Categorical and continuous variables data are presented as number (percent) and mean (SD). Bold values indicate P < 0.05 as the level of significance