Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 21 |
6%
|
0 | No obstacle | 233 |
66.2%
|
1 | Minor obstacle | 66 |
18.8%
|
2 | Moderate obstacle | 17 |
4.8%
|
3 | Major obstacle | 6 |
1.7%
|
4 | Very severe obstacle | 7 |
2%
|