Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.4%
|
-7 | Does not apply | 14 |
2%
|
0 | No obstacle | 158 |
22.3%
|
1 | Minor obstacle | 68 |
9.6%
|
2 | Moderate obstacle | 169 |
23.8%
|
3 | Major obstacle | 132 |
18.6%
|
4 | Very severe obstacle | 166 |
23.4%
|