Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 25 |
16%
|
1 | Minor obstacle | 49 |
31.4%
|
2 | Moderate obstacle | 55 |
35.3%
|
3 | Major obstacle | 24 |
15.4%
|
4 | Very severe obstacle | 3 |
1.9%
|