Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
1.4%
|
-7 | Does not apply | 19 |
2.9%
|
0 | No obstacle | 34 |
5.3%
|
1 | Minor obstacle | 112 |
17.4%
|
2 | Moderate obstacle | 206 |
31.9%
|
3 | Major obstacle | 194 |
30.1%
|
4 | Very severe obstacle | 71 |
11%
|