Table 1.

Demographic characteristics and presenting features of all patients

Category	Group; mean ± SD*			p value
	OM (n = 10)	Successful CM (n = 53)	Failed CM (n = 9)
Age, yr	38.4 ± 22.8	28.6 ± 12.5	29.9 ± 10.5	0.14
Male sex, %	100	98.1	100	0.83
ISS	6.5 ± 6.9	10.9 ± 7.2	7.9 ± 5.2	0.13
Mechanism of injury				0.62
Stab wound	9	48	9
Gunshot wound	1	5	0
No. of external injuries				0.19
Single	5	36	8
Multiple	5	17	1
Initial heart rate, bpm	108 ± 20	98 ± 20	88 ± 22	0.11
Initial systolic BP, mm HG	142 ± 30	132 ± 23	130 ± 16	0.35

BP = blood pressure; CM = conservative management; ISS = injury severity score; OM = operative management; SD = standard deviation.

^*Unless indicated otherwise.