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
58.9
61.6