Table 7.

Habitual sleep duration and risk of incident CKD (stage ≥3): The ARIC-SHHS study

Habitual Sleep Duration	<7 h	7–8 h	>8 h	P Value Trend
Average hours per night
Incident CKD, n	112	286	63
Model 1	1.06 (0.85 to 1.32)	1 (reference)	1.27 (0.96 to 1.66)	0.48
Model 2	1.04 (0.83 to 1.30)	1 (reference)	1.26 (0.96 to 1.66)	0.53
Model 3	1.02 (0.82 to 1.27)	1 (reference)	1.20 (0.91 to 1.58)	0.45
Model 4	0.98 (0.78 to 1.22)	1 (reference)	1.12 (0.85 to 1.48)	0.47

Model 1: Adjusted for age, sex, center, and education. Model 2: Adjusted for Model 1 + smoking, alcohol consumption, and physical activity. Model 3: Adjusted for Model 2 + BMI. Model 4: Adjusted for Model 3 + hsCRP, prevalent diabetes, systolic BP, diastolic BP, antihypertensive medications, and prevalent CHD.