Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 11 |
1.2%
|
-7 | Does not apply | 42 |
4.4%
|
0 | No obstacle | 431 |
45.1%
|
1 | Minor obstacle | 191 |
20%
|
2 | Moderate obstacle | 166 |
17.4%
|
3 | Major obstacle | 68 |
7.1%
|
4 | Very severe obstacle | 46 |
4.8%
|