Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 186 |
51.1%
|
1 | Minor obstacle | 54 |
14.8%
|
2 | Moderate obstacle | 83 |
22.8%
|
3 | Major obstacle | 29 |
8%
|
4 | Very severe obstacle | 11 |
3%
|