Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 149 |
5%
|
-7 | Does not apply | 88 |
3%
|
0 | No obstacle | 1081 |
36.6%
|
1 | Minor obstacle | 823 |
27.9%
|
2 | Moderate obstacle | 619 |
20.9%
|
3 | Major obstacle | 166 |
5.6%
|
4 | Very severe obstacle | 29 |
1%
|