Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 15 |
2.5%
|
-7 | Does not apply | 24 |
4%
|
0 | No obstacle | 362 |
60.5%
|
1 | Minor obstacle | 144 |
24.1%
|
2 | Moderate obstacle | 43 |
7.2%
|
3 | Major obstacle | 6 |
1%
|
4 | Very severe obstacle | 4 |
0.7%
|