Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.2%
|
-7 | Does not apply | 7 |
1.2%
|
0 | No obstacle | 286 |
47.7%
|
1 | Minor obstacle | 110 |
18.3%
|
2 | Moderate obstacle | 94 |
15.7%
|
3 | Major obstacle | 66 |
11%
|
4 | Very severe obstacle | 36 |
6%
|