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Table 1 Demographic and clinical characteristics

From: Outpatient red blood cell transfusion payments among patients on chronic dialysis

  Patients
N = 3,283a
Age, mean years (SD) 60.9 (15.0)
Sex, n male (%) 1,850 (56.4)
Geographic region, n (%)  
  Northeast 253 (7.7)
  North Central 975 (29.7)
  South 1,459 (44.4)
  West 585 (17.8)
  Unknown 11 (0.3)
Payer, n (%)  
  Commercial 1,941 (59.1)
  Medicare 1,342 (40.9)
Deyo Charlson comorbidity index, mean score (SD) 4.32 (2.45)
Comorbid conditions, n (%)  
  Hypertension 3,084 (93.9)
  Diabetes 1,662 (50.6)
  CHF 1,167 (35.6)
  Acute bleeding 748 (22.8)
  Surgery 719 (21.9)
  Cancer 680 (20.7)
  COPD 460 (14.0)
  Hyperkalemia 423 (12.9)
Dialysis modality, n (%)  
  Hemodialysis 1,997 (60.8)
  Peritoneal dialysis 207 (6.3)
  Unknown 1,095 (33.4)
Transfusion episodes with ≥ 30 days follow-up, mean number (SD) 2.15 (3.78)
Length of follow-up, mean days (SD) 494.76 (474.19)
  1. aChronic dialysis patients with ≥ 1 outpatient red blood cell transfusion episode.
  2. CHF, congestive heart failure; COPD, chronic obstructive pulmonary disease; SD, standard deviation.