Follow-up strategy for early detection of delayed pseudoaneurysms in patients with blunt traumatic spleen injury: A single-center retrospective study

Table 4 The results of the statistical analysis

		Delayed pseudoaneurysm		P value
		None	Occurrence
Sex, n (%)	Male	207 (94.5)	12 (5.5)	0.173
	Female	62 (89.9)	7 (10.1)
AAST grade, n (%)	I	50 (96.2)	2 (3.8)	0.649
	II	101 (94.4)	6 (5.6)
	III	76 (90.5)	8 (9.5)
	IV	36 (92.3)	3 (7.7)
	V	6 (100)	0 (0)
Age, years (mean ± SD)		46.86 ± 21.51	46.00 ± 17.8	0.865
ISS (mean ± SD)		18.62 ± 10.09	18.00 ± 10.87	0.798

AAST: American Association for the Surgery of Trauma; ISS: Injury severity score.