Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 14 |
1.1%
|
-7 | Does not apply | 189 |
15.3%
|
0 | No obstacle | 902 |
72.8%
|
1 | Minor obstacle | 61 |
4.9%
|
2 | Moderate obstacle | 34 |
2.7%
|
3 | Major obstacle | 20 |
1.6%
|
4 | Very severe obstacle | 19 |
1.5%
|