Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 23 |
1.1%
|
-7 | Does not apply | 14 |
0.6%
|
0 | No obstacle | 1862 |
85.1%
|
1 | Minor obstacle | 178 |
8.1%
|
2 | Moderate obstacle | 70 |
3.2%
|
3 | Major obstacle | 36 |
1.6%
|
4 | Very severe obstacle | 6 |
0.3%
|