脑瘫定义为在幼年起病表现为非进行运动或姿势异常失控的慢性病残。作者于1959～1966年对美国某些医疗机构的43,437名足月儿对妊期到7岁的前瞻性观察。并对其中150名脑瘫(CP)患儿的病因进行分析。34例为四瘫 CP,116例为非四瘫 CP(即偏瘫、双瘫、截瘫)。34例四瘫 CP 中的71%和116例 Cerebral palsy is defined as a chronic disease that manifests itself as an out-of-body movement or abnormal uncontrolled posture in infancy. In 1959-1966, the authors prospectively observed 43,37 full-term infants in certain medical institutions in the United States between the first trimester and the seventh. The etiology of 150 children with cerebral palsy (CP) was analyzed. 34 cases were quadriplegic CP, 116 cases were non-quadriplegic CP (that is, hemiparesis, double paraplegia, paraplegia). Thirty-four patients with CP of quadriplegia had 71% and 116 cases