Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 99 |
3.4%
|
-7 | Does not apply | 349 |
11.8%
|
0 | No obstacle | 1463 |
49.5%
|
1 | Minor obstacle | 543 |
18.4%
|
2 | Moderate obstacle | 360 |
12.2%
|
3 | Major obstacle | 118 |
4%
|
4 | Very severe obstacle | 23 |
0.8%
|