Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 57 |
5.2%
|
-7 | Does not apply | 72 |
6.6%
|
0 | No obstacle | 116 |
10.6%
|
1 | Minor obstacle | 201 |
18.3%
|
2 | Moderate obstacle | 308 |
28.1%
|
3 | Major obstacle | 265 |
24.2%
|
4 | Very severe obstacle | 77 |
7%
|