nope The changes include releasing players from teams following post-season cuts, adding new players, changing stats and depth charts, and benching troublemakers like Ben Roethlisberger.
A full list of the changes can be found here. Furthermore, a week 2 update is forthcoming, which will incorporate changes based on the real world performance of players last weekend.
How did your team do? My Steelers managed to pull out a victory in a very rough game. I'm glad Isaac Redman has been added to Madden NFL 11 and Dennis Dixon has been made the starting QB for the time being.