Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.1%
|
-7 | Does not apply | 149 |
9.8%
|
0 | No obstacle | 867 |
57.1%
|
1 | Minor obstacle | 159 |
10.5%
|
2 | Moderate obstacle | 289 |
19%
|
3 | Major obstacle | 38 |
2.5%
|
4 | Very severe obstacle | 14 |
0.9%
|