Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 47 |
17.3%
|
-7 | Does not apply | 4 |
1.5%
|
0 | No obstacle | 37 |
13.7%
|
1 | Minor obstacle | 36 |
13.3%
|
2 | Moderate obstacle | 54 |
19.9%
|
3 | Major obstacle | 70 |
25.8%
|
4 | Very severe obstacle | 23 |
8.5%
|