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有研究发现,男性30岁以后,使妻子怀孕的机会每年下降3％;其妻子怀孕的机会每半年减少2％。该研究建议,医生在寻找不孕症的原因时,要充分考虑到男子的年龄问题。
Studies have found that males, 30 years of age later, have a 3% annual chance of getting their wives pregnant and a 2% reduction of their wives’ pregnancies every six months. The study suggests that doctors should take full account of men’s age when looking for causes of infertility.