Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 10 |
2.8%
|
0 | No obstacle | 131 |
37.1%
|
1 | Minor obstacle | 64 |
18.1%
|
2 | Moderate obstacle | 69 |
19.5%
|
3 | Major obstacle | 54 |
15.3%
|
4 | Very severe obstacle | 23 |
6.5%
|