Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
1.9%
|
-7 | Does not apply | 2 |
0.6%
|
0 | No obstacle | 147 |
40.6%
|
1 | Minor obstacle | 76 |
21%
|
2 | Moderate obstacle | 59 |
16.3%
|
3 | Major obstacle | 39 |
10.8%
|
4 | Very severe obstacle | 32 |
8.8%
|