Table 3. Hazard Ratios for Diabetic and Nondiabetic End-Stage Renal Disease (ESRD) in Adulthood According to Body Mass Index (BMI) Category at Age 17 Years^a.

Variable	Percentile Subgroup Based on the 2000 CDC Sex-Specific BMI for Age Growth Charts	Incident Cases of ESRD, No.	Incidence Rate per 100 000 Person-Years	Crude HR (95% CI)	Model 1 Adjusted for Sex, Country of Origin, and Period of Enrollment in the Study, HR (95% CI)	Model 2 Adjusted for Sex, Country of Origin, Period of Enrollment in the Study, and Systolic Blood Pressure, HR (95% CI)b
Diabetic ESRD (n = 258)
Underweight	<5th	4	0.26	0.62 (0.23-1.69)	0.49 (0.18-1.33)	0.49 (0.18-1.34)
Normal weight	5th to 84th	134	0.51	1 [Reference]	1 [Reference]	1 [Reference]
Overweight	85th to 94th	63	2.72	5.39 (3.99-7.27)	6.01 (4.45-8.12)	5.96 (4.41-8.06)
Obese	≥95th	57	8.21	20.58 (15.09-28.06)	19.81 (14.48-27.10)	19.37 (14.13-26.55)
Nondiabetic ESRD (n = 616)
Underweight	<5th	31	2.04	1.23 (0.86-1.78)	1.09 (0.76-1.57)	1.09 (0.76-1.57)
Normal weight	5th to 84th	467	1.8	1 [Reference]	1 [Reference]	1 [Reference]
Overweight	85th to 94th	82	3.43	1.99 (1.57-2.51)	2.17 (1.71-2.75)	2.17 (1.71-2.74)
Obese	≥95th	36	5.19	3.35 (2.39-4.71)	3.41 (2.42-4.79)	3.41 (2.42-4.79)

Abbreviations: CDC, US Centers for Disease Control and Prevention; HR, hazard ratio.

^aNormal weight is the reference category for all models. All models yielded P < .001.

^bSystolic blood pressure above or below the 95th age-specific and sex-specific percentiles.