Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 59 |
15.5%
|
1 | Minor obstacle | 73 |
19.2%
|
2 | Moderate obstacle | 89 |
23.4%
|
3 | Major obstacle | 94 |
24.7%
|
4 | Very severe obstacle | 64 |
16.8%
|