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1950年糖尿病孕妇所产婴儿的围产期死亡率为20％,至1980年底已小于3％。尽管降低了很多,但仍比正常组先天性畸形发病率高出4倍,剖宫产
The perinatal mortality rate of infants born to pregnant women with diabetes in 1950 was 20%, less than 3% by the end of 1980. Although reduced a lot, but still higher than the normal group 4 times the incidence of congenital malformations, cesarean section