Table 3.

Estimated odds ratios for use of CT vs no CT.

	OR	95%-CI	P
Age [years]
6 to 11	1.39	0.67–3.03	.391
12 to 18	3.35	1.68–7.08	<.001
Male gender	1.59	1.04–2.46	.035
Length of hospital stay	1.02	1.00–1.03	.039
Pediatrics	4.21	2.02–9.28	<.001
General surgery	6.15	3.07–13.21	<.001
Admission to university hospital	2.09	1.09–4.05	.026
Traumatic non-intraabdominal-comorbidity∗	2.39	1.51–3.86	<.001