In accordance with Denver Developmental Screening Test(DDST),a retrospectiveinvestigation of 246 babies was carried out to explore the influence on mental deve-lopment in different delivery modes and different degrees of asphyxia.

• 为了解不同分娩方式和不同窒息程度对小儿智能发育的影响,应用丹佛发育筛选检查法(DDST)对246名小儿作回顾性调查。