Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
2.5%
|
-7 | Does not apply | 14 |
3.9%
|
0 | No obstacle | 124 |
34.6%
|
1 | Minor obstacle | 94 |
26.3%
|
2 | Moderate obstacle | 94 |
26.3%
|
3 | Major obstacle | 22 |
6.1%
|
4 | Very severe obstacle | 1 |
0.3%
|