Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.7%
|
-7 | Does not apply | 2 |
0.7%
|
0 | No obstacle | 123 |
40.3%
|
1 | Minor obstacle | 102 |
33.4%
|
2 | Moderate obstacle | 48 |
15.7%
|
3 | Major obstacle | 15 |
4.9%
|
4 | Very severe obstacle | 13 |
4.3%
|