Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 4 |
1.1%
|
0 | No obstacle | 288 |
80.2%
|
1 | Minor obstacle | 18 |
5%
|
2 | Moderate obstacle | 26 |
7.2%
|
3 | Major obstacle | 10 |
2.8%
|
4 | Very severe obstacle | 10 |
2.8%
|