Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 11 |
3%
|
-7 | Does not apply | 14 |
3.9%
|
0 | No obstacle | 151 |
41.8%
|
1 | Minor obstacle | 56 |
15.5%
|
2 | Moderate obstacle | 70 |
19.4%
|
3 | Major obstacle | 36 |
10%
|
4 | Very severe obstacle | 23 |
6.4%
|