Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 8 |
2.2%
|
-7 | Does not apply | 12 |
3.4%
|
0 | No obstacle | 270 |
75.4%
|
1 | Minor obstacle | 47 |
13.1%
|
2 | Moderate obstacle | 13 |
3.6%
|
3 | Major obstacle | 5 |
1.4%
|
4 | Very severe obstacle | 3 |
0.8%
|