Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 29 |
2.2%
|
-7 | Does not apply | 31 |
2.3%
|
0 | No obstacle | 662 |
50%
|
1 | Minor obstacle | 306 |
23.1%
|
2 | Moderate obstacle | 214 |
16.2%
|
3 | Major obstacle | 68 |
5.1%
|
4 | Very severe obstacle | 13 |
1%
|