Fig. 1
From: Urinary 6-sulfatoxymelatonin as a predictive biomarker for brain injury in very preterm infants
ROC curves of urinary 6-SMT for diagnosing BIPI in very preterm infants. UM1: Urinary 6-SMT on day 1; UM2: Urinary 6-SMT on day 3; UM3: Urinary 6-SMT on day 7; CombinedUM: Integrated model of 6-SMT using days 1, 3 and 7; Black line: Reference line for random chance (AUC = 0.5).
