巨大儿是指出生1 h内体重4000 g的新生儿,包括正常和有疾病者〔1〕。目前国内对巨大儿的研究主要为巨大儿发生率及影响因素等方面〔2〕,而对于巨大儿的神经心理发育研究较少,且结果不尽一致。因此,本研究于2007年9~12月对黑龙江省哈尔滨市73名巨大儿进行配对研究,以了解巨大儿 Huge children are born within 1 h body weight 4000 g of newborns, including normal and disease [1]. At present, the research on macrosomia mainly focuses on the incidence and influencing factors of macrosomia [2], while there are few researches on the neuropsychological development of macrosomia and the results are not consistent. Therefore, in this study, from September to December 2007, 73 males from Harbin, Heilongjiang Province, were studied in order to understand the huge children