From: Open cavity abdominal surgery in octogenarians and nonagenarians admitted to a university teaching hospital ICU: a retrospective review
Survivors
Nonsurvivors
P value
Age
83
0.82
Time
1, 1 to 8
4.5, 1 to 8
0.004
APACHE II
17, 14 to 2C
17, 14 to 2'
0.96
Sex (%)
M57, F43
M63, F37
0.65
Ventilation (n, %)
31, 83
48, 100
0.005
RRT (n, %)
6, 16
11, 23
0.58