Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.4%
|
-7 | Does not apply | 1 |
0.4%
|
0 | No obstacle | 79 |
32.8%
|
1 | Minor obstacle | 11 |
4.6%
|
2 | Moderate obstacle | 22 |
9.1%
|
3 | Major obstacle | 93 |
38.6%
|
4 | Very severe obstacle | 34 |
14.1%
|