Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
1.5%
|
-7 | Does not apply | 10 |
1.7%
|
0 | No obstacle | 466 |
77.9%
|
1 | Minor obstacle | 82 |
13.7%
|
2 | Moderate obstacle | 19 |
3.2%
|
3 | Major obstacle | 5 |
0.8%
|
4 | Very severe obstacle | 7 |
1.2%
|