Table 1. Lumbopelvic fixation data for 10 patients who underwent MIS fixation for unstable U-type sacral fractures between 2016-2019 at a single institution. Highlighted patients underwent attempted closed reduction.

Patient ID	Age	Closed Reduction (Y/N)	Time to Removal (months)	Complications	Diagnosis	Pre op PI	Post op PI	Final VAS
1	78	N	No removal	None	Pathologic sacral fracture, prostate CA	66˚	69˚	0
2	42	N	4.13	None	Trauma unstable sacral fracture	54˚	47˚	5
3	47	N	1.87	None	Trauma unstable sacral fracture	72˚	69˚	0
4	23	Y	4.03	None	Trauma unstable sacral fracture	57˚	48˚	0
5	23	Y	2.90	None	Trauma unstable sacral fracture	68˚	58˚	0
6	46	N	5.53	None	Trauma unstable sacral fracture	63˚	63˚	4
7	63	N	No removal	None	Polytrauma with sciatic nerve transection	Not measured	54˚	Unknown
8	28	N	2.80	None	Trauma unstable sacral fracture	59˚	68˚	5
9	88	N	No removal	None	Pathologic sacral fracture, end stage renal disease	50˚	59˚	0
10	47	Y	3.47	Cauda Equina/Sacral Malunion	Sacral fracture malunion requiring late osteotomy	109˚	115˚ initial/88˚ after late corrective osteotomy	6