Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 38 |
6.3%
|
0 | No obstacle | 300 |
50%
|
1 | Minor obstacle | 84 |
14%
|
2 | Moderate obstacle | 85 |
14.2%
|
3 | Major obstacle | 63 |
10.5%
|
4 | Very severe obstacle | 30 |
5%
|