Table 3.

Dietitian Care Before Dialysis Initiation and Risk of Death in First Year on Dialysis Stratified by Tertile of Propensity Score of Dietitian Care

	Tertile 1		Tertile 2		Tertile3
Dietitian Care	HR (95% CI)	P	HR (95% CI)	P	HR (95% CI)	P
Minimally adjusted model*
None	1.00 (reference)		1.00 (reference)		1.00 (reference)
0–12 mo	1.26 (1.03–1.55)	0.03	0.92 (0.86–0.99)	0.02	1.02 (0.97–1.07)	0.6
> 12 mo	0.94 (0.61–1.46)	0.8	0.74 (0.65–0.85)	< 0.001	0.81 (0.75–0.88)	< 0.001
Fully adjusted model†
None	1.00 (reference)		1.00 (reference)		1.00 (reference)
0–12 mo	1.08 (0.74–1.59)	0.7	0.97 (0.90–1.04)	0.4	1.01 (0.96–1.06)	0.7
>12 mo	1.16 (0.44–3.09)	0.8	0.81 (0.71–0.93)	0.002	0.93 (0.86–1.01)	0.1

CI, confidence interval; HR, hazard ratio.

^*Cox proportional hazards model adjusted for age, sex, and race.

^†Cox proportional hazards model adjusted for age, sex, race, smoking, alcohol use, drug dependence, cause of end-stage renal disease, functional status (inability to ambulate or transfer, assistance with activities of daily living, institutionalization, employment at the time of end-stage renal disease onset), comorbid conditions (history of atherosclerotic heart disease, congestive heart failure, cerebrovascular accident, peripheral vascular disease, hypertension, diabetes, chronic obstructive pulmonary disease, cancer), hemoglobin at dialysis initiation, vascular access at dialysis initiation, predialysis erythropoietin use, insurance at the time of dialysis initiation.