Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.6%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 68 |
43.3%
|
1 | Minor obstacle | 56 |
35.7%
|
2 | Moderate obstacle | 25 |
15.9%
|
3 | Major obstacle | 5 |
3.2%
|
4 | Very severe obstacle | 2 |
1.3%
|