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Table 2 Parameters in prediction of six months unfavorable outcome (GOS 1–3)

From: Diagnostic and prognostic value of the optic nerve sheath diameter with respect to the intracranial pressure and neurological outcome of patients following hemicraniectomy

  Cutoff AUC 95% CI Sens/Spec(%) PPV/NPV(%) p-value
Unfavorable outcome (GOS 1–3)
 Ipsilateral ONSD (mm) 6.2 0.642 0.457–0.801 45/84.6 81.8/50 0.15
6.5 15/100 100/43.3
 Contralateral ONSD (mm) 5.5 0.717 0.534–0.860 70/69.2 73.7/57.1 0.02
6.6 20/100 100/44.8
 ICP (mmHg) 17 0.638 0.453–0.798 70/53.9 70/53.8 0.17
33 10/100 100/41.9
 Helsinki CT score 5 0.831 0.660–0.938 85/69.2 81/75 < 0.001
7 45/100 100/54.2
  1. ONSD optic nerve sheath diameter, ICP intracranial pressure, GOS glasgow outcome score, AUC area under curve, 95% CI 95% confidence intervals, Sens sensitivity, Spec specificity, PPV positive prediction value, NPV negative prediction value