Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 29 |
2.1%
|
-7 | Does not apply | 27 |
2%
|
0 | No obstacle | 219 |
16%
|
1 | Minor obstacle | 291 |
21.3%
|
2 | Moderate obstacle | 359 |
26.2%
|
3 | Major obstacle | 273 |
19.9%
|
4 | Very severe obstacle | 171 |
12.5%
|