Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 33 |
21%
|
1 | Minor obstacle | 51 |
32.5%
|
2 | Moderate obstacle | 32 |
20.4%
|
3 | Major obstacle | 19 |
12.1%
|
4 | Very severe obstacle | 22 |
14%
|