Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.1%
|
0 | No obstacle | 405 |
33.3%
|
1 | Minor obstacle | 243 |
20%
|
2 | Moderate obstacle | 432 |
35.5%
|
3 | Major obstacle | 116 |
9.5%
|
4 | Very severe obstacle | 19 |
1.6%
|