Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 183 |
50.6%
|
1 | Minor obstacle | 55 |
15.2%
|
2 | Moderate obstacle | 48 |
13.3%
|
3 | Major obstacle | 33 |
9.1%
|
4 | Very severe obstacle | 41 |
11.3%
|