Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.8%
|
-7 | Does not apply | 23 |
19.2%
|
0 | No obstacle | 18 |
15%
|
1 | Minor obstacle | 12 |
10%
|
2 | Moderate obstacle | 20 |
16.7%
|
3 | Major obstacle | 24 |
20%
|
4 | Very severe obstacle | 22 |
18.3%
|