Table 2.

Odds ratios and 95% confidence for testosterone deficiency according to serum bilirubin quartiles.

	Serum bilirubin quartiles (mg/dL)
	Q1 (≤ 0.7)	Q2 (0.8–0.9)	Q3 (1.0–1.1)	Q4 (≥ 1.2)
Model 1a	2.15 (1.07-4.92)	1.99 (0.92-4.52)	1.27 (0.60-2.67)	1.00
Model 2b	2.23 (1.06-4.98)	1.98 (0.95-4.50)	1.24 (0.59-2.64)	1.00
Model 3c	2.29 (1.04-4.94)	1.99 (0.94-4.39)	1.32 (0.73-3.60)	1.00

^aAdjusted for age.

^bAdjusted for age, fasting plasma glucose, and triglyceride.

^cAdjusted for age, fasting plasma glucose, triglyceride, HDL-cholesterol, leukocyte count, hemoglobin, smoking status, and alcohol intake.