Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 6 |
1.6%
|
0 | No obstacle | 272 |
73.9%
|
1 | Minor obstacle | 32 |
8.7%
|
2 | Moderate obstacle | 20 |
5.4%
|
3 | Major obstacle | 21 |
5.7%
|
4 | Very severe obstacle | 17 |
4.6%
|