Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.2%
|
-7 | Does not apply | 3 |
0.6%
|
0 | No obstacle | 74 |
14.5%
|
1 | Minor obstacle | 200 |
39.1%
|
2 | Moderate obstacle | 86 |
16.8%
|
3 | Major obstacle | 118 |
23.1%
|
4 | Very severe obstacle | 29 |
5.7%
|