Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 24 |
1.8%
|
-7 | Does not apply | 37 |
2.8%
|
0 | No obstacle | 643 |
48.6%
|
1 | Minor obstacle | 324 |
24.5%
|
2 | Moderate obstacle | 238 |
18%
|
3 | Major obstacle | 46 |
3.5%
|
4 | Very severe obstacle | 11 |
0.8%
|