Women Who Struggle to Conceive More Likely to Have Sons

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Women who take longer to get pregnant are more likely to bear sons than those who conceive quickly, a new study indicates.
The chance of a woman having a baby boy was 58% in a group of 500 women who took more than a year to conceive, the Dutch study showed. But among the 4800 women who conceived in less than a year this fell to 51%.
For every additional year a couple tries to conceive a baby naturally, there is an almost 4% higher probability of having a baby boy, the researchers calculate. The increased chance remains after allowing for confounding factors such as smoking, alcohol and variability in the menstrual cycle.
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