. Author manuscript; available in PMC: 2013 Aug 1.

Published in final edited form as: Pediatr Infect Dis J. 2012 Aug;31(8):803–807. doi: 10.1097/INF.0b013e31825691e4

TABLE 2.

Area Under the Receiver Operating Characteristics Curve for Various Complete Blood Cell Count Indices by Day of Life and Gestational Age

	All	DOL 4–7	DOL 8–30	DOL >30	GA <34 weeks	GA 34–36 weeks	GA >36 weeks
WBC count <15,000/mm³	0.550	0.533	0.578	0.568	0.551	0.540	0.545
WBC count >15,000/mm³	0.525	0.487	0.535	0.540	0.523	0.512	0.513
ANC	0.534	0.503	0.536	0.537	0.529	0.551	0.545
I/T ratio	0.606	0.656	0.598	0.588	0.599	0.628	0.594
Platelet count	0.606	0.592	0.614	0.638	0.616	0.577	0.484

DOL indicates day of life; GA, gestational age; WBC, white blood cell; ANC, absolute neutrophil count; I/T, immature-to-total neutrophils.