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Table 3 Multiple regression analysis for associations between toenail Se levels and glucose metabolic indexes according to dietary Se intake in omnivores

From: Higher toenail selenium is associated with increased insulin resistance risk in omnivores, but not in vegetarians

Dietary Se intake (μg/d)

<  60 (n = 155)

≥60 (n = 65)

  

β (95%CI)

P

β (95%CI)

P

FG (mmol/L)

Model 1

0.391 (0.059, 0.723)

0.06

0.034 (−0.072, 0.140)

0.53

Model 2

0.166 (−0.159, 0.491

0.32

−0.025 (− 0.123, 0.073)

0.62

FI (mU/L)

Model 1

2.330 (−0.410, 5.070)

0.10

1.161 (0.469, 1.853)

< 0.01

Model 2

2.146 (−0.710, 5.002)

0.14

1.053 (0.415, 1.691)

< 0.01

HOMA-IR

Model 1

0.614 (0.001, 1.227

0.05

0.279 (0.112, 0.445)

< 0.01

Model 2

0.504 (−0.140, 1.148)

0.13

0.237 (0.079, 0.395)

< 0.01

HOMA-B (%)

Model 1

−4.121 (−63.969, 55.726)

0.89

11.041 (0.670, 21.412)

< 0.01

Model 2

13.766 (−46.868, 74.400)

0.66

13.271 (4.433, 22.109)

< 0.01

  1. Abbreviations: FG fasting blood glucose, FI fasting insulin, HOMA-IR homeostasis model assessment of insulin resistance, HOMA-β homeostasis model assessment of β cell function
  2. Model 1:unadjusted regression
  3. Model 2:regression with age, sex, BMI, alcohol consumption, income, and daily dietary intakes (energy, protein, fat, carbohydrate, and fiber) controlled
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Nutrition & Metabolism

ISSN: 1743-7075

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