Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 13 |
3.6%
|
0 | No obstacle | 189 |
52.2%
|
1 | Minor obstacle | 66 |
18.2%
|
2 | Moderate obstacle | 59 |
16.3%
|
3 | Major obstacle | 16 |
4.4%
|
4 | Very severe obstacle | 16 |
4.4%
|