Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 31 |
8.6%
|
0 | No obstacle | 144 |
40%
|
1 | Minor obstacle | 61 |
16.9%
|
2 | Moderate obstacle | 70 |
19.4%
|
3 | Major obstacle | 41 |
11.4%
|
4 | Very severe obstacle | 13 |
3.6%
|