Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 5 |
1.3%
|
0 | No obstacle | 12 |
3.1%
|
1 | Minor obstacle | 151 |
38.9%
|
2 | Moderate obstacle | 116 |
29.9%
|
3 | Major obstacle | 103 |
26.5%
|
4 | Very severe obstacle | 1 |
0.3%
|