Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 24 |
6.7%
|
0 | No obstacle | 218 |
60.6%
|
1 | Minor obstacle | 47 |
13.1%
|
2 | Moderate obstacle | 38 |
10.6%
|
3 | Major obstacle | 22 |
6.1%
|
4 | Very severe obstacle | 9 |
2.5%
|