Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.2%
|
-7 | Does not apply | 14 |
1.5%
|
0 | No obstacle | 178 |
18.8%
|
1 | Minor obstacle | 248 |
26.2%
|
2 | Moderate obstacle | 277 |
29.3%
|
3 | Major obstacle | 150 |
15.8%
|
4 | Very severe obstacle | 78 |
8.2%
|