Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 11 |
0.7%
|
-7 | Does not apply | 40 |
2.4%
|
0 | No obstacle | 438 |
26.3%
|
1 | Minor obstacle | 285 |
17.1%
|
2 | Moderate obstacle | 443 |
26.6%
|
3 | Major obstacle | 366 |
22%
|
4 | Very severe obstacle | 80 |
4.8%
|