Fig. 2
From: The identification of pregnant women with renal colic who may need surgical intervention
Nomogram for predicting surgical intervention in pregnant women suffering from renal colic. Points: score for each variable; Fever: Body temperature over 37.5 °C; hydronephrosis (mm): was classified as none/mild and moderate/severe; Ureterstones: Ureteral stones size larger or smaller than 8 mm by ultrasound; Pain Duration (d): time from the beginning of pain to attendance at the emergency room; total points: the total score of adding each variable score; Predicted probability: the likelihood of requiring surgical intervention