Table 1.

Patient demographics and injuries

Variable	Early	Delayed	None
Total	27	45	34
Mean Age	37	42	30
Gender (% male)	63	78	59
Mean ISS	22	25	20
Mean Number of Injuries	7	9	5
Mean Admission Blood Pressure	130	124	128
Mean Admission Heart Rate	93	97	89
Blood Transfusion (%)	11	22	12
Mean Number of Blood Units	2	3	2.5
Mean Admission Hemoglobin	127	121	126
Hepatic Injury Grade:
Mean	2.2	2.9	3.0
Grade 1	6/27 (22%)	6/45 (13%)	1/34 (3%)
Grade 2	13/27 (48%)	4/45 (9%)	9/34 (25%)
Grade 3	5/27 (19%)	24/45 (54%)	14/34 (42%)
Grade 4	3/27 (11%)	9/45 (20%)	9/34 (26%)
Grade 5	0	2/45 (4%)	1/34 (3%)

ISS = Injury Severity Score