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Table 3 Complications in non-tunneled versus tunneled dialysis catheters used for AKI requiring renal replacement therapy

From: Non-tunneled versus tunneled dialysis catheters for acute kidney injury requiring renal replacement therapy: a prospective cohort study

Complication outcome

Adjusted rate ratio,a NTDC vs TDC (95% CI)

p-value

Blood cultures

 Cultures drawn per catheter

2.1 (1.7–2.8)

<0.001

 Positive cultures drawn per catheter

1.4 (0.6–3.4)

0.41

Mechanical complications

 Mechanical complications (excluding multiple sticks)

13.6 (2.9–63.0)

0.001

 Mechanical complications (including multiple sticks)

69.1 (16.6–288.2)

<0.001

All complications

 Positive cultures and mechanical complications (excluding multiple sticks)

3.3 (1.6–6.8)

<0.001

 Positive cultures and mechanical complications (including multiple sticks)

12.5 (6.5–24.0)

<0.001

Number of catheters per patient

1.8 (1.2–2.6)

0.002

  1. CI Confidence interval; NTDC Non-tunneled dialysis catheter; TDC Tunneled dialysis catheter
  2. aAdjusted rate ratios for complications with non-tunneled versus tunneled catheters (reference group), from mixed effects models adjusted for ATN risk score, history of chronic kidney disease, renal team, and AKI cause (ATN vs others)
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BMC Nephrology

ISSN: 1471-2369

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