Wongmahisorn reported a score for predicting 1-year survival of arteriovenous fistula access. The authors are from Navamindradhiraj University in Bangkok.
Patient selection: new arteriovenous fistula for hemodialysis
Parameters:
(1) diabetes mellitus
(2) history of prior central venous catheter insertion
(3) intervention before fistula maturation (surgical and/or endovascular procedure)
Parameter
Finding
Points
diabetes mellitus
no
1
yes
0
history of central venous catheter
no
1
yes
0
intervention before fistula maturation
no
2
yes
0
total score =
= SUM(points for all 3 parameters)
Interpretation:
• minimum score: 0
• maximum score: 4
• A score >= 3 is associated with 1-year fistula survival.
Performance:
• The area under the ROC curve is 0.76.
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