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Table 2 Associations of circulating cytokines and hormones with insulin sensitivity (HOMA-S), β-cell function (HOMA-B) and T2D

From: Mendelian randomization analyses suggest a causal role for circulating GIP and IL-1RA levels in homeostatic model assessment-derived measures of β-cell function and insulin sensitivity in Africans without type 2 diabetes

Cytokine/hormone

HOMA-S

HOMA-B

T2D

β (95% CI)

P-value

β (95% CI)

P-value

OR (95% CI)

P-value

Adipsin

 − 0.16 (− 0.20, − 0.11)

1.07 × 10−13

0.13 (0.09, 0.17)

3.95 × 10−10

0.95 (0.89, 1.02)

0.138

Leptin

 − 0.30 (− 0.34, − 0.25)

1.84 × 10−35

0.27 (0.22, 0.31)

7.94 × 10−29

0.95 (0.87, 1.03)

0.245

Visfatin

 − 0.06 (− 0.10, − 0.03)

1.04 × 10−3

0.07 (0.03, 0.11)

5.28 × 10−4

1.01 (0.95, 1.08)

0.610

PAI-1

 − 0.13 (− 0.17, − 0.09)

1.74 × 10−10

0.12 (0.08, 0.16)

1.39 × 10−9

1.05 (0.99, 1.12)

0.089

GIP

 − 0.16 (− 0.20, − 0.12)

2.27 × 10−16

0.13 (0.10, 0.17)

6.61 × 10−12

1.56 (1.46, 1.67)

6.37 × 10−38

GLP-1

 − 0.02 (− 0.06, 0.02)

0.421

0.03 (− 0.01, 0.07)

0.140

1.07 (1.01, 1.14)

0.034

Ghrelin

 − 0.08 (− 0.12, 0.04)

5.25 × 10−5

0.07 (0.02, 0.10)

2.11 × 10−3

1.02 (0.96, 1.09)

0.471

Resistin

0.07 (0.03, 0.11)

2.71 × 10−4

 − 0.08 (− 0.12, − 0.04)

3.23 × 10−5

1.03 (0.97, 1.10)

0.298

IL-6

 − 0.04 (− 0.10, 0.021)

0.226

0.03 (− 0.04, 0.09)

0.430

0.91 (0.80, 1.02)

0.115

IL-10

0.11 (0.05, 0.17)

4.26 × 10−4

 − 0.08 (− 0.15, − 0.02)

0.011

0.82 (0.70, 0.97)

0.019

IL-1RA

 − 0.19 (− 0.26, − 0.13)

1.06 × 10−8

0.15 (0.09, 0.22)

4.92 × 10−6

1.34 (1.17, 1.52)

1.03 × 10−5

  1. Models are adjusted for age, sex, BMI, and recruitment country. HOMA analyses were performed in non-T2D individuals only. Bold indicates significance at a Bonferroni-corrected P-value of 0.0045 (= 0.05/11 cytokines/hormones)