Table 3 Reasons for hemofilter disconnection/failure in the heparin and citrate group.

From: Citrate anticoagulation and systemic heparin anticoagulation during continuous renal replacement therapy among critically-ill children

Causes, n (%)

All Hemofilter (n = 280)

Citrate hemofilter (n = 115)

Heparin hemofilter (n = 165)

p

Clotting

43 (15.4)

11 (9.6)

32 (19.4)

0.038

Vascular access malfunction

32 (11.4)

12 (10.4)

20 (12.1)

0.806

aScheduled filter replacement after 72 h

77 (27.5)

38 (33.0)

39 (23.6)

0.083

End of CRRT treatment

122 (43.6)

51 (44.3)

71 (43.0)

0.827

bTechnical issues/alarms

6 (2.1)

3 (2.6)

3 (1.8)

0.976

  1. CRRT Continuous renal replacement therapy.
  2. aAdviced maximum duration of hemofilter use according to manufacturer.
  3. bIncorrect scale balanced causes blood flow stop or anaphylactoid reaction to the hemofilter.
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