为探讨妊娠妇女口服碘油对预防婴幼儿碘缺乏病的确切效果，对４０２名婴幼儿进行调查，结果发现：妊娠前及妊娠各期口服碘油的母亲子代智力异常发生率，与未服碘油对照组有显著性差异（Ｐ＜０．０１）。各组间身高、体重和血清激素水平无显著性差异。同时发现，在妊娠早期的３个月内口服碘油对于其子代智力发育的促进作用较小，其智力发育异常的比例为２．５３％，大于妊娠中、后期的１．３７％，但小于对照组的５．８０％。 In order to investigate the exact effect of oral iodized oil in pregnant women on preventing iodine deficiency disorders in infants and young children, 402 infants and young children were investigated. The results showed that the incidence of abnormal intelligence in offspring of mothers with lipiodol before pregnancy and during pregnancy was significantly Lipiodol control group had significant difference (P <0.01). There was no significant difference in height, weight and serum hormone levels between groups. Also found that in the first trimester of pregnancy oral lipiodol for their offspring to promote the mental development of small intellectual development abnormalities was 2.53%, greater than during pregnancy, late 1.37%, but Less than 5.80% of the control group.