Table 5.

Efficacy of peripheral blood NLR, PLR, and SII in diagnosing the extent of disease in infants with CAP.

Index	AUC	Best cut-off values	95% CI confidence interval	Sensitivity (%)	Specificity (%)
NLR	0.815	2.05	0.708∼0.923	91.67	62.50
PLR	0.710	98.57	0.583∼0.837	91.67	51.95
SII	0.813	823.41	0.715∼0.910	91.67	64.77
Joint forecast	0.862		0.782∼0.942	100	69.32