Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 14 |
1%
|
-7 | Does not apply | 32 |
2.4%
|
0 | No obstacle | 216 |
16.2%
|
1 | Minor obstacle | 152 |
11.4%
|
2 | Moderate obstacle | 310 |
23.2%
|
3 | Major obstacle | 367 |
27.4%
|
4 | Very severe obstacle | 246 |
18.4%
|