Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.7%
|
-7 | Does not apply | 2 |
1.3%
|
0 | No obstacle | 76 |
51%
|
1 | Minor obstacle | 40 |
26.8%
|
2 | Moderate obstacle | 21 |
14.1%
|
3 | Major obstacle | 8 |
5.4%
|
4 | Very severe obstacle | 1 |
0.7%
|