Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.9%
|
-7 | Does not apply | 23 |
6.9%
|
0 | No obstacle | 204 |
61.4%
|
1 | Minor obstacle | 51 |
15.4%
|
2 | Moderate obstacle | 25 |
7.5%
|
3 | Major obstacle | 23 |
6.9%
|
4 | Very severe obstacle | 3 |
0.9%
|