Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 13 |
1.7%
|
-7 | Does not apply | 79 |
10.2%
|
0 | No obstacle | 451 |
58.4%
|
1 | Minor obstacle | 130 |
16.8%
|
2 | Moderate obstacle | 66 |
8.5%
|
3 | Major obstacle | 27 |
3.5%
|
4 | Very severe obstacle | 6 |
0.8%
|