Fig. 3From: Peri-operative diaphragm ultrasound as a new method of recognizing post-operative residual curarizationROC curve of post-operative diaphragm ultrasound indicators. A Diaphragm thickening fraction (DTF), B Diaphragm excursion (DE), C Diaphragm excursion fraction (DEF), D. Diaphragm excursion difference (DED). Abbreviation: ROC, receiver operating characteristic curve; DB, deep breathing; QB, quiet breathingBack to article page