Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.3%
|
-7 | Does not apply | 11 |
3.5%
|
0 | No obstacle | 231 |
74.3%
|
1 | Minor obstacle | 22 |
7.1%
|
2 | Moderate obstacle | 23 |
7.4%
|
3 | Major obstacle | 16 |
5.1%
|
4 | Very severe obstacle | 4 |
1.3%
|