Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 22 |
2.2%
|
-7 | Does not apply | 76 |
7.6%
|
0 | No obstacle | 517 |
51.8%
|
1 | Minor obstacle | 161 |
16.1%
|
2 | Moderate obstacle | 91 |
9.1%
|
3 | Major obstacle | 55 |
5.5%
|
4 | Very severe obstacle | 76 |
7.6%
|