Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 1 |
0.1%
|
0 | No obstacle | 657 |
79.1%
|
1 | Minor obstacle | 85 |
10.2%
|
2 | Moderate obstacle | 24 |
2.9%
|
3 | Major obstacle | 25 |
3%
|
4 | Very severe obstacle | 38 |
4.6%
|