Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
0.9%
|
0 | No obstacle | 169 |
50.9%
|
1 | Minor obstacle | 72 |
21.7%
|
2 | Moderate obstacle | 46 |
13.9%
|
3 | Major obstacle | 40 |
12%
|
4 | Very severe obstacle | 2 |
0.6%
|