Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.4%
|
-7 | Does not apply | 18 |
3.6%
|
0 | No obstacle | 243 |
48.4%
|
1 | Minor obstacle | 94 |
18.7%
|
2 | Moderate obstacle | 100 |
19.9%
|
3 | Major obstacle | 33 |
6.6%
|
4 | Very severe obstacle | 12 |
2.4%
|