Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 122 |
33.7%
|
1 | Minor obstacle | 62 |
17.1%
|
2 | Moderate obstacle | 99 |
27.3%
|
3 | Major obstacle | 44 |
12.2%
|
4 | Very severe obstacle | 33 |
9.1%
|