Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 25 |
6.9%
|
1 | Minor obstacle | 63 |
17.5%
|
2 | Moderate obstacle | 123 |
34.2%
|
3 | Major obstacle | 84 |
23.3%
|
4 | Very severe obstacle | 64 |
17.8%
|