Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 59 |
3.5%
|
-7 | Does not apply | 257 |
15.5%
|
0 | No obstacle | 321 |
19.3%
|
1 | Minor obstacle | 245 |
14.7%
|
2 | Moderate obstacle | 244 |
14.7%
|
3 | Major obstacle | 279 |
16.8%
|
4 | Very severe obstacle | 258 |
15.5%
|