Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 4 |
0.7%
|
0 | No obstacle | 75 |
12.5%
|
1 | Minor obstacle | 64 |
10.7%
|
2 | Moderate obstacle | 89 |
14.8%
|
3 | Major obstacle | 155 |
25.8%
|
4 | Very severe obstacle | 213 |
35.5%
|