Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.2%
|
-7 | Does not apply | 2 |
0.2%
|
0 | No obstacle | 234 |
25.5%
|
1 | Minor obstacle | 329 |
35.8%
|
2 | Moderate obstacle | 268 |
29.2%
|
3 | Major obstacle | 50 |
5.4%
|
4 | Very severe obstacle | 34 |
3.7%
|