Table 3.

The odds ratios (ORs) and 95% confidence intervals (95% CIs) of odds of having proteinuria, according to sleep quality

Overall Sleep Quality Score	Case/N	Multivariate Adjusted Model 1a	Multivariate Adjusted Model 2b
<3	240/8265	Ref 1	Ref 1
3–5	109/2630	1.21 (0.95 to 1.54)	1.21 (0.95 to 1.54)
>5	12/145	1.95 (1.03 to 3.67)	1.81 (0.95 to 3.44)
P trend		0.02	0.03

^aAdjusted for age, sex, education level (primary, high school, or college), income level (<600, 600–1000, or >1000 RMB/mo), occupation (white collar, blue collar, or coalminer), physical activity (never, <4, or ≥4 times/week), smoking status (never, past smoker, or current smoker), alcohol consumption (never, past drinker, or current drinker), myocardial infarction history (no, yes), stroke history (no, yes), cancer history (no, yes), hypertension (no, prehypertension, or hypertension), diabetes (no, prediabetes, or diabetes), use of sleep medication (no, yes), body mass index (<24, 24–28, or ≥28 kg/m²), triglyceride (<0.82, 0.82–1.22, 1.22–1.87, or ≥1.87 mmol/L), LDL (<1.76, 1.76–2.12, 2.12–2.65, or ≥2.65 mmol/L), and HDL (<1.31, 1.31–1.54, 1.54–1.79, or ≥1.79 mmol/L).

^bFurther adjusted for eGFR (ml/min per 1.73 m²).