Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
2.5%
|
-7 | Does not apply | 3 |
0.8%
|
0 | No obstacle | 182 |
50.8%
|
1 | Minor obstacle | 80 |
22.3%
|
2 | Moderate obstacle | 55 |
15.4%
|
3 | Major obstacle | 21 |
5.9%
|
4 | Very severe obstacle | 8 |
2.2%
|