Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 17 |
1.4%
|
-7 | Does not apply | 5 |
0.4%
|
0 | No obstacle | 1071 |
86.4%
|
1 | Minor obstacle | 79 |
6.4%
|
2 | Moderate obstacle | 45 |
3.6%
|
3 | Major obstacle | 17 |
1.4%
|
4 | Very severe obstacle | 5 |
0.4%
|