Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
0.3%
|
0 | No obstacle | 256 |
42.6%
|
1 | Minor obstacle | 112 |
18.6%
|
2 | Moderate obstacle | 98 |
16.3%
|
3 | Major obstacle | 98 |
16.3%
|
4 | Very severe obstacle | 35 |
5.8%
|