Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
1%
|
-7 | Does not apply | 11 |
3.6%
|
0 | No obstacle | 112 |
36.5%
|
1 | Minor obstacle | 70 |
22.8%
|
2 | Moderate obstacle | 55 |
17.9%
|
3 | Major obstacle | 30 |
9.8%
|
4 | Very severe obstacle | 26 |
8.5%
|