Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
1.3%
|
0 | No obstacle | 67 |
44.4%
|
1 | Minor obstacle | 42 |
27.8%
|
2 | Moderate obstacle | 31 |
20.5%
|
3 | Major obstacle | 8 |
5.3%
|
4 | Very severe obstacle | 1 |
0.7%
|