The Correlation between Dietary Selenium Intake and Type 2 Diabetes: A Cross-Sectional Population-Based Study on North Chinese Adults

Table 5

Insulin resistance according to dietary Se intake.

	Q1	Q2	Q3	Q4	Q5
Number
Se (μg/day)	≤ 39.24	39.25–46.45	46.46–52.57	52.58–60.68	>60.69
	r (p)	r (p)	r (p)	r (p)	r (p)
HOMA-IR	−0.009885 (0.755)	−0.021618 (0.496)	0.012121 (0.698)	0.030804 (0.330)	−0.010850 (0.743)
HOMA-β	0.022180 (0.442)	0.030418 (0.339)	−0.006698 (0.830)	0.013095 (0.678)	0.016879 (0.611)

Partial correlations between energy-adjusted dietary Se (μg/day) quintiles and insulin resistance after controlling for age and BMI. HOMA-IR: homeostasis model assessment of insulin resistance; HOMA-β: homeostasis model assessment of β cell function, r: partial correlation coefficient.