Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 291 |
72%
|
1 | Minor obstacle | 38 |
9.4%
|
2 | Moderate obstacle | 56 |
13.9%
|
3 | Major obstacle | 10 |
2.5%
|
4 | Very severe obstacle | 9 |
2.2%
|