Table 4.

AUROCs and 95% CIs of ISS and NISS

	AUROC	SE	95% CI
ISS 98	0.735	0.011	0.713–0.757
ISS 2008	0.769	0.011	0.748–0.789
NISS 98	0.788	0.012	0.765–0.811
NISS 2008	0.788	0.011	0.767–0.810

AUROC: area under the Receiver Operating Characteristic curve.

SE: standard error; CI: confidence interval