Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
1.2%
|
-7 | Does not apply | 11 |
2.6%
|
0 | No obstacle | 150 |
35%
|
1 | Minor obstacle | 83 |
19.3%
|
2 | Moderate obstacle | 155 |
36.1%
|
3 | Major obstacle | 17 |
4%
|
4 | Very severe obstacle | 8 |
1.9%
|