Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 37 |
10.3%
|
0 | No obstacle | 190 |
52.8%
|
1 | Minor obstacle | 30 |
8.3%
|
2 | Moderate obstacle | 22 |
6.1%
|
3 | Major obstacle | 33 |
9.2%
|
4 | Very severe obstacle | 46 |
12.8%
|