Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 96 |
26.7%
|
1 | Minor obstacle | 161 |
44.7%
|
2 | Moderate obstacle | 62 |
17.2%
|
3 | Major obstacle | 27 |
7.5%
|
4 | Very severe obstacle | 14 |
3.9%
|