Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.7%
|
-7 | Does not apply | 17 |
4.2%
|
0 | No obstacle | 152 |
37.8%
|
1 | Minor obstacle | 84 |
20.9%
|
2 | Moderate obstacle | 59 |
14.7%
|
3 | Major obstacle | 48 |
11.9%
|
4 | Very severe obstacle | 39 |
9.7%
|