Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
2.5%
|
-7 | Does not apply | 12 |
3.3%
|
0 | No obstacle | 136 |
37.8%
|
1 | Minor obstacle | 47 |
13.1%
|
2 | Moderate obstacle | 66 |
18.3%
|
3 | Major obstacle | 48 |
13.3%
|
4 | Very severe obstacle | 42 |
11.7%
|