Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 33 |
3.3%
|
0 | No obstacle | 755 |
75.7%
|
1 | Minor obstacle | 158 |
15.8%
|
2 | Moderate obstacle | 41 |
4.1%
|
3 | Major obstacle | 10 |
1%
|
4 | Very severe obstacle | 0 |
0%
|