Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
0.4%
|
-7 | Does not apply | 54 |
3.1%
|
0 | No obstacle | 723 |
41.9%
|
1 | Minor obstacle | 279 |
16.2%
|
2 | Moderate obstacle | 303 |
17.6%
|
3 | Major obstacle | 222 |
12.9%
|
4 | Very severe obstacle | 137 |
7.9%
|