Table 4.

Predictive value of six LCPUFA parameters in showing the risk of preterm birth.

Variables	AUC	95%CI	Optimal cut-off value	Sensitivity (%)	Specificity (%)
PUFA	0.687	0.562–0.813	4687	60.0	72.7
Total omega-3	0.666	0.534–0.798	345	63.3	72.7
ALA	0.709	0.590–0.828	53	66.7	63.6
Total omega-6	0.674	0.548–0.801	4354	60.0	65.9
LA	0.666	0.538–0.794	3533	53.3	77.3
AA	0.654	0.521–0.787	500	63.3	65.9