Senior citizens 65-74 are the safest group of drivers, involved in less accidents than other age groups, and far less than those under 45.
Scroll down a bit to see the table of statistics.
https://www.seniorliving.org/transportation/driving/statistics/
As I've gotten older, I've become more aware of my limitations and have adjusted accordingly. For example, you'll rarely see me driving on a rainy night unless I absolutely have to.