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Table 1 Characteristics* of participants by quintile of the lipoprotein insulin resistance score (n = 980)

From: A lipidome-wide association study of the lipoprotein insulin resistance index

Characteristics

Q1 (n = 198)

Q2 (n = 200)

Q3(n = 194)

Q4(n = 199)

Q5 (n = 184)

P-value

Age at blood draw (y)

45.0 (35.0–75.5)

46.0 (34.0–61.3)

48.0 (39.3–61.8)

50.0 (40.5–63.0)

49.5 (40.0–61.3)

0.008

Sex

 Male

43 (22)

82 (41)

110 (57)

106 (53)

125 (68)

<  0.001

BMI (kg/m2)

23.9 (21.6–27.4)

25.6 (23.0–28.9)

27.8 (25.5–30.9)

29.4 (27.0–32.5)

31.0 (27.8–33.8)

<  0.001

Waist circumference (cm)

 Male

88.0 (83.0–93.5)

93.5 (89.0–100.0)

98.0 (91.0–105.0)

103.0 (97.0–111.0)

105.0 (97.0–113.0)

<  0.001

 Female

80.0 (74.0–89.5)

86.0 (79.0–94.0)

94.5 (85.8–105.3)

100.0 (91.0–110.0)

109.0 (96.5–118.0)

<  0.001

Fasting glucose (mg/dl)

92.0 (89.0–98.0)

94.0 (90.0–101.0)

97.5 (93.0–105.0)

101.0 (96.0–108.0)

104.0 (98.0–114.0)

<  0.001

Fasting insulin (mU/L)

9.0 (7.0–11.0)

10.0 (8.0–12.0)

12.0 (9.0–15.0)

15.0 (11.0–20.0)

16.0 (12.0–22.5)

<  0.001

HOMA-IR

2.1 (1.6–2.7)

2.5 (1.9–2.9)

2.8 (2.2–3.9)

3.6 (2.7–5.2)

4.1 (3.2–6.5)

<  0.001

Center

     

0.3

 Minnesota

106 (54)

95 (48)

85 (44)

105 (53)

90 (49)

 

 Utah

92 (46)

105 (52)

109 (56)

94 (47)

94 (51)

 

Diabetes

     

<  0.001

 Yes

6 (3)

10 (5)

9 (5)

23 (12)

26 (14)

 

 No

192 (97)

190 (95)

184 (95)

176 (88)

158 (86)

 

Metabolic Syndrome

     

0.054

 Yes

76 (38)

82 (41)

64 (33)

55 (28)

63 (34)

 

 No

122 (62)

118 (59)

130 (67)

144 (72)

121 (66)

 
  1. * Median (IQRs) or n (%)
  2. Abbreviations: HOMA-IR Homeostatic model assessment-insulin resistance