Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
2.5%
|
-7 | Does not apply | 20 |
5.5%
|
0 | No obstacle | 183 |
50.7%
|
1 | Minor obstacle | 46 |
12.7%
|
2 | Moderate obstacle | 57 |
15.8%
|
3 | Major obstacle | 34 |
9.4%
|
4 | Very severe obstacle | 12 |
3.3%
|