Table 4.

Risk factors associated with blood transfusion after kidney biopsy in hospitalized patients with acute kidney disease

VariableModel 1Model 2Model 3
Platelet count3.3 (1.3 to 8.1)5.0 (1.7 to 14.2)4.6 (1.6 to 13.4)
FemaleN/A8.4 (1.9 to 37.2)8.8 (1.9 to 41.0)
BUNN/AN/A1.2 (1.0 to 1.5)
AUC0.76 (0.61 to 0.91)0.83 (0.70 to 0.95)0.86 (0.76 to 0.97)
P valueN/A0.0020.03
  • Odds ratio (95% confidence interval) per 10,000/mm3 decrease in platelet count, female sex (versus male), and 10 mg/dl increase in BUN. N/A, not applicable; AUC, area under the receiver operating characteristic curve.