Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 8 |
1.1%
|
-7 | Does not apply | 62 |
8.7%
|
0 | No obstacle | 266 |
37.5%
|
1 | Minor obstacle | 136 |
19.2%
|
2 | Moderate obstacle | 119 |
16.8%
|
3 | Major obstacle | 70 |
9.9%
|
4 | Very severe obstacle | 49 |
6.9%
|