Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 12 |
1.2%
|
-7 | Does not apply | 171 |
17.1%
|
0 | No obstacle | 519 |
51.8%
|
1 | Minor obstacle | 146 |
14.6%
|
2 | Moderate obstacle | 90 |
9%
|
3 | Major obstacle | 56 |
5.6%
|
4 | Very severe obstacle | 8 |
0.8%
|