Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.2%
|
-7 | Does not apply | 1 |
0.2%
|
0 | No obstacle | 166 |
38.7%
|
1 | Minor obstacle | 100 |
23.3%
|
2 | Moderate obstacle | 133 |
31%
|
3 | Major obstacle | 23 |
5.4%
|
4 | Very severe obstacle | 5 |
1.2%
|