Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 7 |
1.9%
|
0 | No obstacle | 139 |
38.6%
|
1 | Minor obstacle | 59 |
16.4%
|
2 | Moderate obstacle | 77 |
21.4%
|
3 | Major obstacle | 52 |
14.4%
|
4 | Very severe obstacle | 24 |
6.7%
|