Table 2.

The predictive value of plasma NfL levels at timepoints S1, S2, and S3 with later neurodevelopment.

Sample	Area under the curve	SE	p-value	Cutoff (pg/ml)	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)
S1	0.654	0.104	0.156	28	67	63	53	75
S2	0.686	0.115	0.132	166	73	67	67	73
S3	0.808	0.087	0.009	436	75	77	75	77

SE, standard error; PPV, positive predictive value; NPV, negative predictive value.