Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
0.9%
|
-7 | Does not apply | 16 |
1.6%
|
0 | No obstacle | 555 |
55.4%
|
1 | Minor obstacle | 245 |
24.5%
|
2 | Moderate obstacle | 90 |
9%
|
3 | Major obstacle | 54 |
5.4%
|
4 | Very severe obstacle | 33 |
3.3%
|