Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.9%
|
-7 | Does not apply | 3 |
2.7%
|
0 | No obstacle | 25 |
22.5%
|
1 | Minor obstacle | 23 |
20.7%
|
2 | Moderate obstacle | 22 |
19.8%
|
3 | Major obstacle | 28 |
25.2%
|
4 | Very severe obstacle | 9 |
8.1%
|