Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.2%
|
-7 | Does not apply | 2 |
0.5%
|
0 | No obstacle | 106 |
24.7%
|
1 | Minor obstacle | 117 |
27.3%
|
2 | Moderate obstacle | 162 |
37.8%
|
3 | Major obstacle | 36 |
8.4%
|
4 | Very severe obstacle | 5 |
1.2%
|