From: The development of simple survival prediction models for blunt trauma victims treated at Asian emergency centers
Coded ISS
ISS Interval
Most severe AIS/2nd most severe AIS Included
4
< 16
3
16-24
2
25-40
5 or 4/3
1
41-65
Two 5 or 5/4
0
> 65
Two 5/4 or Three 5 or 6