Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.2%
|
-7 | Does not apply | 6 |
1.2%
|
0 | No obstacle | 199 |
38.9%
|
1 | Minor obstacle | 171 |
33.5%
|
2 | Moderate obstacle | 65 |
12.7%
|
3 | Major obstacle | 50 |
9.8%
|
4 | Very severe obstacle | 19 |
3.7%
|