Supplementary 1.

This table gives the details of individual patients regarding the etiology of ureteral injury, timing of nephrostomy placement, duration on PCN, and timing after surgery with intraoperative findings

	Intraoperative findings	Etiology	Time of nephrostomy placement after ureteral injury	Duration on PCN	Time of surgery after injury
1	No fibrosis, 3 cm proximal ureter	Ureteroscopy for ureteral stone	Same day as injury	3 days	3 days
2	Fibrosis, 4 cm proximal ureter	Ureteroscopy for ureteral stone	No details available	No details available	21 days
3	Severe fibrosis, short extrarenal pelvis	Ureteroscopy for ureteral stone	First PCN placed intraoperatively Second PCN placed later to replaced malpositioned right PCN	Duration on First PCN was 4 days, Duration on second PCN was 41 days.	45 days
4	No fibrosis, no proximal ureter	Ureteroscopy for ureteral stone	Same day as surgery	3 days	3 days
5	Severe fibrosis, no proximal ureter	Gunshot	4 days after surgery	61 days	65 days
6	No fibrosis, 4 cm proximal ureter	Ureteroscopy for ureteral stone	Same day as injury	7 days	7 days
7	Fibrosis, 3 cm proximal ureter	Ureteroscopy for ureteral stone	No details available	No details available	30 days
8	No fibrosis, 4 cm proximal ureter	Ureteroscopy for ureteral stone	Same day as injury	4 days	4 days
9	No fibrosis, no proximal ureter	Ureteroscopy for ureteral stone	Same day as injury	7 days	7 days

PCN: percutaneous nephrostomy