Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 160 |
27.5%
|
1 | Minor obstacle | 160 |
27.5%
|
2 | Moderate obstacle | 137 |
23.5%
|
3 | Major obstacle | 89 |
15.3%
|
4 | Very severe obstacle | 36 |
6.2%
|