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Table 2 Receiver operating characteristic curve analysis results to determine the value of PHR, platelets, and hemoglobins in predicting amputation

From: Platelet-hemoglobin ratio predicts amputation in patients with below-knee peripheral arterial disease

Risk factor

AUC (95%)

Cut-off

p

Sensitivity (%)

Specificity (%)

PHR

0.680(0.586–0.774)

2.08

 < .001

65.8

67.5

Platelet

0.651(0.552–0.750)

257

.003

63.2

62.8

Hemoglobin

0.650(0.550–0.747)

132.5

.003

58.9

61.6

  1. PHR Platelet-hemoglobin ratio, AUC Area under the curve