I guess what I would want to know, were I in your shoes, is can you be more specific?
In other words, what are the chances of birth at, say, 30 weeks or earlier?
As one who was pregnant with twins at 44 (and despite APAs and NK cell problems, still delivered at term, thankfully), I know I had these milestones I checked off.
Stories of Pregnancy over 44 years old - sharing stories I find online, for inspiration!
You Can Get Pregnant in Your 40's - Sharing articles, discussing options & suggestions