Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
0.4%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 342 |
35.8%
|
1 | Minor obstacle | 200 |
20.9%
|
2 | Moderate obstacle | 245 |
25.7%
|
3 | Major obstacle | 135 |
14.1%
|
4 | Very severe obstacle | 29 |
3%
|