Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.9%
|
-7 | Does not apply | 1 |
0.9%
|
0 | No obstacle | 38 |
34.2%
|
1 | Minor obstacle | 27 |
24.3%
|
2 | Moderate obstacle | 19 |
17.1%
|
3 | Major obstacle | 15 |
13.5%
|
4 | Very severe obstacle | 10 |
9%
|