Variability in the timeliness of interventional radiology availability for angioembolization of hemodynamically unstable pelvic fractures: a prospective survey among U.S. level I trauma centers

Table 4 Odds of Subsequent Priority Sequence of Angioembolization for IR Arrival and Preparation Times

	OR (CI)	p	H-L GOF
Time for interventional radiologists to arrive
0^a	Ref.	0.24	< 0.0001
0–10 min	N/A
11–20 min	0.48 (0.06, 3.92)
21–30 min	0.39 (0.15, 1.02)
≥31 min	1.12 (0.27, 4.67)
Time for interventional radiology to prepare for intervention
0–30 min	Ref.	0.06	< 0.0001
31–60 min	0.32 (0.12, 0.84)
61–120 min	0.90 (0.29, 2.75)

IR interventional radiology, OR odds ratio, CI confidence interval, H-L GOF Hosmer-Lemmeshow goodness of fit, ^a participants who indicated their interventional radiology department has on-site coverage 24-h a day

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