Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 2 |
0.6%
|
0 | No obstacle | 104 |
28.9%
|
1 | Minor obstacle | 55 |
15.3%
|
2 | Moderate obstacle | 82 |
22.8%
|
3 | Major obstacle | 78 |
21.7%
|
4 | Very severe obstacle | 38 |
10.6%
|