Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 7 |
2%
|
0 | No obstacle | 95 |
26.6%
|
1 | Minor obstacle | 55 |
15.4%
|
2 | Moderate obstacle | 90 |
25.2%
|
3 | Major obstacle | 82 |
23%
|
4 | Very severe obstacle | 27 |
7.6%
|