Parental periconceptional smoking and male: female ratio of newborn infants
Parental periconceptional smoking and male: female ratio of newborn infants
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DOI：
10.1016/s0140-6736(02)08362-9
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发表时间：
2002-04-20
期刊：
影响因子：
168.9
通讯作者：
Byskov, AG
中科院分区：
文献类型：
--
作者：
Fukuda, M;Fukuda, K;Byskov, AG
我们评估了父母在怀孕期间的吸烟习惯是否会影响后代是男性还是女性的可能性。我们发现，与父母都不吸烟的夫妇相比，当父母中的一方或双方每天吸烟超过20支时，子女的性别比例(男性与女性)较低。我们发现，在父母每天吸烟超过20支的儿童中，性别比最低(p
We assessed whether the smoking habits of parents around the time of conception affects the likelihood of the offspring being male or female. We found that the offspring sex ratio (male to female) was lower when either one or both of the parents smoked more than 20 cigarettes per day compared with couples in which neither of the parents smoked. We found the lowest sex ratio among children whose mothers and fathers both smoked more than 20 cigarettes per day (p