Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 206 |
57.1%
|
1 | Minor obstacle | 63 |
17.5%
|
2 | Moderate obstacle | 62 |
17.2%
|
3 | Major obstacle | 18 |
5%
|
4 | Very severe obstacle | 9 |
2.5%
|