Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 47 |
17.3%
|
-7 | Does not apply | 2 |
0.7%
|
0 | No obstacle | 23 |
8.5%
|
1 | Minor obstacle | 30 |
11.1%
|
2 | Moderate obstacle | 71 |
26.2%
|
3 | Major obstacle | 86 |
31.7%
|
4 | Very severe obstacle | 12 |
4.4%
|