Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 13 |
3.4%
|
0 | No obstacle | 50 |
12.9%
|
1 | Minor obstacle | 177 |
45.6%
|
2 | Moderate obstacle | 108 |
27.8%
|
3 | Major obstacle | 39 |
10.1%
|
4 | Very severe obstacle | 1 |
0.3%
|