Clinical Study
Patients’ Experience of Anxiety and Pain during Retrobulbar Injections prior to Vitrectomy
Table 5
Criterion values and coordinates of the receiver-operating characteristic curve for prediction of severe pain.
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
VASA: visual analogue scale for anxiety. Youden’s index assessed a cutoff of VASA score >4 for predicting severe pain. |