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Table 3 Dialysis-related health outcomes by intensity of predialysis nephrology care among patients with late predialysis nephrology referral

From: Predialysis nephrology care and dialysis-related health outcomes among older adults initiating dialysis

Characteristic Low intensitya Moderate intensitya High intensitya P-value
N = 6,962 N = 1,093 N = 359
At Dialysis Initiation, %
 Very low eGFRc 6.6 4.8 7.5 0.04
 Severe anemiad 27.0 23.2 20.1 0.001
 Permanent vascular accessb 21.7 39.4 41.3 <0.001
  Fistula 12.8 18.8 19.5 <0.001
  Graft 6.5 17.7 19.5 <0.001
  Other (graft or fistula) 2.4 3.1 2.3 0.46
 Peritoneal Dialysis 7.9 11.4 15.6 <0.001
At Dialysis Follow-up, %
 Mortality at 2 years 55.1 48.0 45.7 <0.001
 Kidney transplant at 2 years 0.6 0.6 0.3 0.72
  1. aPatients were categorized by intensity of predialysis nephrology care: low intensity care (1–3 nephrology visits), moderate intensity care (4–6 nephrology visits), and high intensity care (>6 nephrology visits)
  2. bN = Low Intensity = 6,409; Moderate Intensity = 968; High Intensity = 303
  3. ceGFR ≤5 mL/min/1.73 m2
  4. dHemoglobin level <9 g/dL