Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.8%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 54 |
45%
|
1 | Minor obstacle | 18 |
15%
|
2 | Moderate obstacle | 23 |
19.2%
|
3 | Major obstacle | 8 |
6.7%
|
4 | Very severe obstacle | 16 |
13.3%
|