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我们采用“儿、心量表”对北京中关村地区104名三岁以下高危儿进行了测查。并与同一地区健康儿比较。高危儿中男性59名,女45名。高危因素包括:孕不足37周或超过42周、出生体重低于
We used the “children, heart scale” on Zhongguancun area in Beijing 104 under-age children were tested. And compared with healthy children in the same area. High-risk children 59 males and 45 females. High risk factors include: less than 37 weeks of pregnancy or more than 42 weeks, birth weight less than