Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 13 |
0.7%
|
-7 | Does not apply | 39 |
2%
|
0 | No obstacle | 1384 |
69.4%
|
1 | Minor obstacle | 158 |
7.9%
|
2 | Moderate obstacle | 149 |
7.5%
|
3 | Major obstacle | 158 |
7.9%
|
4 | Very severe obstacle | 94 |
4.7%
|