Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 29 |
9.5%
|
1 | Minor obstacle | 79 |
25.9%
|
2 | Moderate obstacle | 145 |
47.5%
|
3 | Major obstacle | 43 |
14.1%
|
4 | Very severe obstacle | 9 |
3%
|