Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
0.3%
|
0 | No obstacle | 184 |
16.8%
|
1 | Minor obstacle | 187 |
17.1%
|
2 | Moderate obstacle | 149 |
13.6%
|
3 | Major obstacle | 233 |
21.3%
|
4 | Very severe obstacle | 340 |
31%
|