Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 130 |
36.1%
|
1 | Minor obstacle | 79 |
21.9%
|
2 | Moderate obstacle | 86 |
23.9%
|
3 | Major obstacle | 44 |
12.2%
|
4 | Very severe obstacle | 19 |
5.3%
|