Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 141 |
91%
|
1 | Minor obstacle | 10 |
6.5%
|
2 | Moderate obstacle | 4 |
2.6%
|
3 | Major obstacle | 0 |
0%
|
4 | Very severe obstacle | 0 |
0%
|