Fig. 2

Activin A urine levels (pg/mL) recorded at the pre-determined monitoring time-points at first void (T0), 24 (T1), 48 (T2), 72 (T3) and 96 h (T4) from birth, in preterm newborns complicated or not (non-IVH) by intraventricular hemorrhage (IVH). AcA was significantly (P < 0.05, for all) higher in the IVH group at T0-T4. Values are expressed as median and interquartile ranges