Table 5.

Penetrating injuries to the upper zone vs lower zone of the buttock

Injuries	Upper zone* n = 64	Lower zone† n = 33	Odds Ratio	95% Confidence Internal	P‡
Buttock soft tissue	32 (50%)	26 (79%)	0.27	0.10-0.71	0.012
SW	13 (50%)	10 (67%)	0.5	0.13-1.87	0.478
GSW	19 (50%)	16 (89%)	0.13	0.03-0.62	0.012
Visceral/Vascular/Bony	29 (45%)	6 (18%)	3.73	1.35-10.26	0.016
SW	11 (42%)	4 (27%)	2.02	5.51-8.05	0.506
GSW	18 (47%)	2 (11%)	7.2	1.45-35.73	0.019
Visceral/Vascular	25 (39%)	6 (18%)	2.88	1.04-7.98	0.063
SW	11 (42%)	4 (27%)	2.02	5.51-8.05	0.506
GSW	14 (37%)	2 (11%)	4.67	0.93-23.37	0.094
Bony pelvis	4 (6%)	0	4.78	0.58-39.10	0.353
SW	0	0	-	-	-
GSW	4 (11%)	0	4.90	0.58-41.69	0.383
Sciatic nerve	3 (5%)	1 (3%)	1.57	0.16-15.75	0.882
SW	2 (8%)	1 (7%)	1.17	0.10-14.06	0.616
GSW	1 (3%)	0	4.37	0.07-290.2	0.700

* 26 stab wounds, and 38 gunshot wounds, † 15 stab and 18 gunshot wounds. Values in parenthesis are percentages. ‡Z test . SW - stab wound, GSW - gunshot wound