Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.4%
|
-7 | Does not apply | 5 |
1%
|
0 | No obstacle | 114 |
22.3%
|
1 | Minor obstacle | 152 |
29.7%
|
2 | Moderate obstacle | 98 |
19.2%
|
3 | Major obstacle | 94 |
18.4%
|
4 | Very severe obstacle | 46 |
9%
|