Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 24 |
2.3%
|
0 | No obstacle | 734 |
71.7%
|
1 | Minor obstacle | 168 |
16.4%
|
2 | Moderate obstacle | 70 |
6.8%
|
3 | Major obstacle | 25 |
2.4%
|
4 | Very severe obstacle | 3 |
0.3%
|