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Table 4 ROC analysis to determine the thresholds

From: Risk factors for pressure ulcers from the use of a pelvic positioner in hip surgery: a retrospective observational cohort study in 229 patients

Variables

AUC

Thresholds

Sensitivity

Specificity

HT (cm)

0.728

154.1

0.857

0.585

Length of surgery (minutes)

0.834

180.50

0.857

0.760

Amount of bleeding (ml)

0.726

355

0.714

0.767

  1. AUC Area under the curve, HT Height
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Patient Safety in Surgery

ISSN: 1754-9493