Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 7 |
0.7%
|
-7 | Does not apply | 22 |
2.2%
|
0 | No obstacle | 642 |
65.6%
|
1 | Minor obstacle | 163 |
16.6%
|
2 | Moderate obstacle | 94 |
9.6%
|
3 | Major obstacle | 43 |
4.4%
|
4 | Very severe obstacle | 8 |
0.8%
|