Table 2.

Performance of important injury variables in assessing the association between injury variables and VEMD injury presentation in hospital admissions (Victoria)

Model	VEMD injury presentations
	AUC (95% CI)	Model fit AIC
(1) Baseline model	0.833 (0.830 to 0.836)	124 572
(2) Baseline model+injury severity	0.833 (0.830 to 0.836)	124 361
(3) Baseline model+cause	0.840 (0.837 to 0.843)	123 274
(4) Baseline model+intent	0.837 (0.834 to 0.840)	123 954
(5) Baseline model+activity	0.835 (0.832 to 0.839)	124 301

AIC, Akaike information criterion; AUC, area under the curve; VEMD, Victorian Emergency Minimum Dataset.