Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
0.7%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 256 |
35.9%
|
1 | Minor obstacle | 192 |
26.9%
|
2 | Moderate obstacle | 175 |
24.5%
|
3 | Major obstacle | 63 |
8.8%
|
4 | Very severe obstacle | 22 |
3.1%
|