Table 2.

ROC analysis

FAEE	AUC (%)	Cut-off*	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)
Ethyl myristate 14:0	54	116	56	57	45	67
Ethyl palmitate 16:0	72	98	67	86	75	80
Ethyl palmitoleate 16:1	51	339	56	64	50	69
Ethyl oleate 18:1	94	131	89	100	100	93
Ethyl linoleate 18:2	75	247	78	79	70	85
Ethyl linolenate 18:3	71	0	67	79	67	79
Ethyl arachidonate 20:4	78	0	56	100	100	78
Sum of three FAEEs (18:1+18:2+20:4)	88	376	93	89	93	89

AUC, area under the curve; PPV, positive predictive value; NPV, negative predictive value.

^*ng/g.