Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.4%
|
-7 | Does not apply | 16 |
2.2%
|
0 | No obstacle | 162 |
22.4%
|
1 | Minor obstacle | 69 |
9.5%
|
2 | Moderate obstacle | 171 |
23.7%
|
3 | Major obstacle | 134 |
18.5%
|
4 | Very severe obstacle | 168 |
23.2%
|