Ordinal equivalent | Midpoint | Severity (% range) |
---|---|---|
0 | – | – |
1 | 0.05 | 0+ to 0.1 |
2 | 0.30 | 0.1+ to 0.5 |
3 | 0.75 | 0.5+ to 1.0 |
4 | 1.50 | 1.0+ to 2.0 |
5 | 3.50 | 2.0+ to 5.0 |
6 | 7.50 | 5.0+ to 10.0 |
7 | 15.0 | 10.0+ to 20.0 |
8 | 25.0 | 20.0+ to 30.0 |
9 | 35.0 | 30.0+ to 40.0 |
10 | 45.0 | 40.0+ to 50.0 |
11 | 55.0 | 50.0+ to 60.0 |
12 | 65.0 | 60.0+ to 70.0 |
13 | 75.0 | 70.0+ to 80.0 |
14 | 85.0 | 80.0+ to 90.0 |
15 | 95.0 | 90.0+ to 100.0 |