فکر می کنند حدود هفت درصد زنان نروژی مشکلات ناباروری دارند ، که به این معنی است که قادر نیستند در طی سال اول تلاش حامله شوند – هر چند ممکن است بعدا حامله شوند.
Roughly seven per cent of all Norwegian women are believed to have infertility problems, which means that they are unable to become pregnant during the first year of trying - even if they might later become pregnant.