Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
1%
|
0 | No obstacle | 42 |
20.1%
|
1 | Minor obstacle | 120 |
57.4%
|
2 | Moderate obstacle | 36 |
17.2%
|
3 | Major obstacle | 5 |
2.4%
|
4 | Very severe obstacle | 4 |
1.9%
|