Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 57 |
15.8%
|
1 | Minor obstacle | 37 |
10.3%
|
2 | Moderate obstacle | 100 |
27.8%
|
3 | Major obstacle | 110 |
30.6%
|
4 | Very severe obstacle | 55 |
15.3%
|