Maybe read NHS what happens. 52% of abortions are done at home which limits the period to 10 weeks.
Find out about what happens when you have a medical abortion or a surgical abortion.
www.nhs.uk
Might be worth realising what dilation and evacuation actually means. Used past 14weeks. Rather different to some views on what happens during an abortion often mentioned by anti's. In certain cases abortions past 23weeks and 6days are available but only in rather specific circumstances. The vagina plus hormones are designed to pass a rather large object.
Some solid information on premature birth
The chances of problems increase rapidly below this point and you may see comments just relating to survival and no comment at all about other factors.