Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 4 |
1.1%
|
0 | No obstacle | 217 |
60.3%
|
1 | Minor obstacle | 54 |
15%
|
2 | Moderate obstacle | 47 |
13.1%
|
3 | Major obstacle | 23 |
6.4%
|
4 | Very severe obstacle | 12 |
3.3%
|