Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 12 |
0.8%
|
-7 | Does not apply | 122 |
8%
|
0 | No obstacle | 877 |
57.8%
|
1 | Minor obstacle | 125 |
8.2%
|
2 | Moderate obstacle | 331 |
21.8%
|
3 | Major obstacle | 41 |
2.7%
|
4 | Very severe obstacle | 10 |
0.7%
|