Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 32 |
8.9%
|
0 | No obstacle | 178 |
49.4%
|
1 | Minor obstacle | 40 |
11.1%
|
2 | Moderate obstacle | 64 |
17.8%
|
3 | Major obstacle | 28 |
7.8%
|
4 | Very severe obstacle | 15 |
4.2%
|