Well if you want him to suffering from age, I'd say 60 and up is believeable, though probably 70 is a better starting point given the availability of genetics and cybernetics to minimise the effect - unless he chooses not to have such things.

I hadn't actually made the comment on order based on the entry in flaws, but the issue was solved anyway so thats fine.

I'm reviewing the salarian sheet by Pepperm1nt next, then more from there.