Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.9%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 56 |
49.1%
|
1 | Minor obstacle | 32 |
28.1%
|
2 | Moderate obstacle | 11 |
9.6%
|
3 | Major obstacle | 9 |
7.9%
|
4 | Very severe obstacle | 5 |
4.4%
|