Table 1.

Baseline patient characteristics by access type among ESRD patients hospitalized with SABa

CharacteristicTunneled, Cuffed Catheter(n = 66)AV Graft(n = 40)Pb
Male32 (48.5%)17 (42.5%)0.55
Race
    white18 (27.3%)2 (5.0%)0.02
    black46 (69.7%)38 (95.0%)
    other2 (3.0%)0 (0%)
Age (mean ± SD)55.3 ± 15.057.7 ± 15.50.42
Duration of hemodialysis (mean ± SD)1.87 ± 2.24c4.26 ± 4.01c<0.001
Admitted from
    home54 (81.2%)35 (87.2%)0.46
    nursing facility10 (15.2%)3 (7.5%)
    another hospital1 (3.6%)2 (5.0%)
Cause of renal failure
    hypertension34 (51.5%)25 (62.5%)0.27
    diabetes35 (53.0%)16 (40.0%)0.19
    glomerulonephritis3 (4.6%)4 (10.0%)0.27
    cystic kidney disease1 (1.5%)0 (0%)0.43
    other8 (12.1%)3 (7.5%)0.45
    unknown0 (0%)2 (5.1%)0.29
Comorbidities
    cancer3 (4.6%)1 (2.5%)0.59
    HIV1 (1.5%)0 (0%)0.43
    corticosteroids within 30 d6 (9.1%)2 (5.0%)0.44
    diabetes39 (59.1%)19 (47.5%)0.24
    injection drug use5 (7.6%)4 (10.0%)0.66
    previous infective endocarditis3 (4.5%)0 (0%)0.17
    none14 (21.2%)13 (32.5%)0.20
Total APACHE II score (mean ± SD)19.8 ± 5.417.5 ± 4.40.043
Infection with MRSA24 (36.4%)11 (37.5%)0.35
  • a APACHE II, Acute Physiology and Chronic Health Evaluation II; AV, arteriovenous; MRSA, methicillin-resistant Staphylococcus aureus; SAB, S. aureus bacteremia.

  • b P values for continuous variables are based on t tests or Wilcoxon rank sum tests; P values for categorical variables are based on χ2 tests.

  • c Missing data for three patients in the catheter group and three patients in the graft group.