Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.9%
|
-7 | Does not apply | 10 |
4.3%
|
0 | No obstacle | 185 |
79.4%
|
1 | Minor obstacle | 17 |
7.3%
|
2 | Moderate obstacle | 13 |
5.6%
|
3 | Major obstacle | 5 |
2.1%
|
4 | Very severe obstacle | 1 |
0.4%
|