Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
0.6%
|
-7 | Does not apply | 16 |
1.3%
|
0 | No obstacle | 334 |
27.8%
|
1 | Minor obstacle | 229 |
19.1%
|
2 | Moderate obstacle | 222 |
18.5%
|
3 | Major obstacle | 216 |
18%
|
4 | Very severe obstacle | 176 |
14.7%
|