Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 80 |
32%
|
1 | Minor obstacle | 67 |
26.8%
|
2 | Moderate obstacle | 72 |
28.8%
|
3 | Major obstacle | 31 |
12.4%
|
4 | Very severe obstacle | 0 |
0%
|