Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.4%
|
-7 | Does not apply | 4 |
1.7%
|
0 | No obstacle | 133 |
57.1%
|
1 | Minor obstacle | 30 |
12.9%
|
2 | Moderate obstacle | 25 |
10.7%
|
3 | Major obstacle | 33 |
14.2%
|
4 | Very severe obstacle | 7 |
3%
|