Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 144 |
4.9%
|
-7 | Does not apply | 112 |
3.8%
|
0 | No obstacle | 1044 |
35.3%
|
1 | Minor obstacle | 573 |
19.4%
|
2 | Moderate obstacle | 632 |
21.4%
|
3 | Major obstacle | 379 |
12.8%
|
4 | Very severe obstacle | 71 |
2.4%
|