From: Prediction of postoperative nausea and vomiting by point-of-care gastric ultrasound: can we improve complications and length of stay in emergency surgery? A cohort study
Median
IQR
Preoperative
D1 (mm)
24,1
7,8
D2 (mm)
26,1
8,3
CSA (cm2) calculated
521,2
267,1
CSA (cm2) measured
5,4
3,1
Postoperative
23,2
7,9
28
10,7
505,2
288,3
5,2
2,4