Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 6 |
0.7%
|
-7 | Does not apply | 29 |
3.4%
|
0 | No obstacle | 583 |
68.6%
|
1 | Minor obstacle | 150 |
17.6%
|
2 | Moderate obstacle | 43 |
5.1%
|
3 | Major obstacle | 22 |
2.6%
|
4 | Very severe obstacle | 17 |
2%
|