From: The counterintuitive effect of multiple injuries in severity scoring: a simple variable improves the predictive ability of NISS
NISS
Mortality (%)
1 injury
2 injuries
3 or more injuries
8-9
6/70 (8.57)
1/15 (6.67)
0/12 (0)
14-17
4/66 (6.06)
5/164 (3.05)
24-26
19/75 (25.33)
3/47 (6.38)
2/62 (3.23)