Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.5%
|
-7 | Does not apply | 7 |
1.9%
|
0 | No obstacle | 218 |
57.8%
|
1 | Minor obstacle | 50 |
13.3%
|
2 | Moderate obstacle | 67 |
17.8%
|
3 | Major obstacle | 19 |
5%
|
4 | Very severe obstacle | 14 |
3.7%
|