Comment Comment by briancooley Doesn't everyone by definition have the same risk of death?It's risk of death over a specified period:"The participants were followed until the date they died or Dec. 31, 2008, whichever came first." parent briancooley 14 years ago
It's risk of death over a specified period:
"The participants were followed until the date they died or Dec. 31, 2008, whichever came first."