Skip to main content

View full-text article in PMC

. Author manuscript; available in PMC: 2018 Feb 1.

Published in final edited form as: J Pediatr. 2016 Nov 8;181:80–85.e1. doi: 10.1016/j.jpeds.2016.10.019

Table 5.

Receiver operating characteristic curves (ROCs) for AC-NEC model^a.

	2005-2008 Model Development		2009 Validation

	AUC	95% CI	AUC	95% CI

All	0.8983	0.8895 – 0.9072	0.9078	0.8903 – 0.9253
Weeks Gestation
< 32	0.7406	0.7248 – 0.7564	0.7410	0.7021 – 0.7798
32 – 36	0.8600	0.8380 – 0.8819	0.9030	0.8725 – 0.9334
Hours/ Days at Testing
12 hours – 2 days	0.9339	0.9238 – 0.9440	0.9518	0.9380 – 0.9655
3 – 4 days	0.8573	0.8361 – 0.8785	0.8898	0.8558 – 0.9239
5 – 6 days	0.7421	0.7057 – 0.7789	0.7329	0.6613 – 0.8045
7 – 8 days	0.7821	0.6928 – 0.8676	0.7512	0.5111 – 0.9913

Abbreviations: AC-NEC model, acylcarnitine necrotizing enterocolitis model; AUC, Area under the curve.

^a

log C:5, log C5:1, log C:8:1, log C12, log C14:1, log FC/(C16+C18:1), Gestational age by birth weight grouping, TPN.