Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 2 |
0.6%
|
0 | No obstacle | 65 |
18.1%
|
1 | Minor obstacle | 41 |
11.4%
|
2 | Moderate obstacle | 94 |
26.2%
|
3 | Major obstacle | 79 |
22%
|
4 | Very severe obstacle | 76 |
21.2%
|