Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 27 |
1.4%
|
-7 | Does not apply | 51 |
2.6%
|
0 | No obstacle | 1482 |
74.3%
|
1 | Minor obstacle | 123 |
6.2%
|
2 | Moderate obstacle | 138 |
6.9%
|
3 | Major obstacle | 85 |
4.3%
|
4 | Very severe obstacle | 89 |
4.5%
|