Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
1.4%
|
-7 | Does not apply | 2 |
0.6%
|
0 | No obstacle | 145 |
40.5%
|
1 | Minor obstacle | 71 |
19.8%
|
2 | Moderate obstacle | 73 |
20.4%
|
3 | Major obstacle | 44 |
12.3%
|
4 | Very severe obstacle | 18 |
5%
|