Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 15 |
4.3%
|
-7 | Does not apply | 37 |
10.5%
|
0 | No obstacle | 239 |
67.9%
|
1 | Minor obstacle | 43 |
12.2%
|
2 | Moderate obstacle | 12 |
3.4%
|
3 | Major obstacle | 3 |
0.9%
|
4 | Very severe obstacle | 3 |
0.9%
|