Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.5%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 89 |
40.6%
|
1 | Minor obstacle | 42 |
19.2%
|
2 | Moderate obstacle | 57 |
26%
|
3 | Major obstacle | 17 |
7.8%
|
4 | Very severe obstacle | 13 |
5.9%
|