Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 40 |
3.6%
|
-7 | Does not apply | 39 |
3.6%
|
0 | No obstacle | 128 |
11.7%
|
1 | Minor obstacle | 247 |
22.5%
|
2 | Moderate obstacle | 405 |
37%
|
3 | Major obstacle | 194 |
17.7%
|
4 | Very severe obstacle | 43 |
3.9%
|