Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 8 |
0.6%
|
-7 | Does not apply | 6 |
0.5%
|
0 | No obstacle | 209 |
16.1%
|
1 | Minor obstacle | 291 |
22.4%
|
2 | Moderate obstacle | 230 |
17.7%
|
3 | Major obstacle | 224 |
17.2%
|
4 | Very severe obstacle | 332 |
25.5%
|