Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.4%
|
-7 | Does not apply | 2 |
0.8%
|
0 | No obstacle | 91 |
36.4%
|
1 | Minor obstacle | 73 |
29.2%
|
2 | Moderate obstacle | 62 |
24.8%
|
3 | Major obstacle | 19 |
7.6%
|
4 | Very severe obstacle | 2 |
0.8%
|