Those two are better because they are hertitage breeds. I have heard of ISA browns and some of the sexlinks having the most problems, but really, it can strike any breed, sadly. The higher layers have a slightly higher chance, but I just had a wyandotte die from internal laying. You never know.
I really like the middle-of-the-road girls, where maybe they lay only a few eggs a week, but they aren't likely to die on me when they are 2 years.
I used to try to have the best egg production breeds only, but they are always having some issue from laying all those eggs (with the exception of...