Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 8 |
1.1%
|
-7 | Does not apply | 14 |
1.8%
|
0 | No obstacle | 364 |
47.9%
|
1 | Minor obstacle | 125 |
16.4%
|
2 | Moderate obstacle | 149 |
19.6%
|
3 | Major obstacle | 78 |
10.3%
|
4 | Very severe obstacle | 22 |
2.9%
|