Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply (spontaneous) | 6 |
0.4%
|
0 | No obstacle | 1321 |
84%
|
1 | Minor obstacle | 154 |
9.8%
|
2 | Moderate obstacle | 65 |
4.1%
|
3 | Major obstacle | 22 |
1.4%
|
4 | Very severe obstacle | 5 |
0.3%
|