Table 2.

Association between WWI and OSA in logistic regression analysis.

	Model1 OR (95% CI), p value	Model II OR (95% CI), p value	Model III OR (95% CI), p value
WWI	1.429 (1.380, 1.480), <0.001	1.550 (1.487, 1.616), <0.001	1.314 (1.223, 1.411), <0.001
WWI(Quartile)
Q1	Reference	Reference	Reference
Q2	1.695 (1.559, 1.843), p < 0.001	1.744 (1.600 ~ 1.902), p < 0.001	1.395 (1.218, 1.598), p < 0.001
Q3	2.062 (1.895, 2.243), p < 0.001	2.187 (1.997 ~ 2.394), p< 0.001	1.714 (1.481, 1.984), p < 0.001
Q4	2.265 (2.082, 2.464), p < 0.001	2.600 (2.360 ~ 2.865), p < 0.001	1.738 (1.476, 2.047), p < 0.001
P for trend	<0.001	<0.001	<0.001

Model I: None covariates were adjusted; Model II: gender and age were adjusted; Model III: drinking, BMI, smoking, gender, educational level, age, race, moderate physical activity, TG, diabetes, albumin, hypertension, FPG, TC, ALT, HDL-C, AST, creatinine, GGT and uric acid were adjusted.