Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 37 |
3.4%
|
-7 | Does not apply | 34 |
3.1%
|
0 | No obstacle | 152 |
13.9%
|
1 | Minor obstacle | 223 |
20.3%
|
2 | Moderate obstacle | 342 |
31.2%
|
3 | Major obstacle | 243 |
22.2%
|
4 | Very severe obstacle | 65 |
5.9%
|