Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 39 |
10.3%
|
0 | No obstacle | 169 |
44.8%
|
1 | Minor obstacle | 53 |
14.1%
|
2 | Moderate obstacle | 76 |
20.2%
|
3 | Major obstacle | 19 |
5%
|
4 | Very severe obstacle | 18 |
4.8%
|