Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 93 |
25.8%
|
1 | Minor obstacle | 126 |
35%
|
2 | Moderate obstacle | 91 |
25.3%
|
3 | Major obstacle | 39 |
10.8%
|
4 | Very severe obstacle | 10 |
2.8%
|