Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 25 |
6.9%
|
0 | No obstacle | 247 |
68.4%
|
1 | Minor obstacle | 33 |
9.1%
|
2 | Moderate obstacle | 33 |
9.1%
|
3 | Major obstacle | 10 |
2.8%
|
4 | Very severe obstacle | 11 |
3%
|