The EPO group had a significantly higher rate of status post-intraventricular hemorrhage (23.1% vs. 12.3%, p = 0.024) and status post-hypoxic-ischemic encephalopathy (30.6% vs. 11.5%, p = 0.002) compared with the No EPO group (Table 4). This evidence concerns the gene EPO and perinatal asphyxia.