Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 12 |
1.2%
|
-7 | Does not apply | 36 |
3.6%
|
0 | No obstacle | 523 |
52.6%
|
1 | Minor obstacle | 211 |
21.2%
|
2 | Moderate obstacle | 170 |
17.1%
|
3 | Major obstacle | 36 |
3.6%
|
4 | Very severe obstacle | 7 |
0.7%
|