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自1970~1973年间收入特护病房新生儿1,135 例,其中677例为早产儿。此期间发生坏死性结肠炎(简称 NEC)54例,发病率为4. 7%,其中49例(91%)为早产儿,另5例中1例为大血管完全转位术后婴儿,其余4例中1例为重度呼吸窘迫综合征、1例重度分娩窒息及2例先天性心病,平均发病日龄为6、5天,2例生后1天发病,约半数于第3和第5天发病。
1,135 newborns were admitted to intensive care units from 1970 to 1973, 677 of whom were premature infants. During this period, 54 cases of necrotizing colitis (referred to as NEC), the incidence was 4.7%, of which 49 cases (91%) were premature children, the other 5 cases in 1 case of complete vessel transposition after the baby, the rest One of the 4 cases was severe respiratory distress syndrome, 1 case of severe birth asphyxia and 2 cases of congenital heart disease. The average age of onset was 6 days and 5 days. Two cases occurred one day after birth, accounting for about half of the cases in the third and fifth Days of onset.