Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.9%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 263 |
74.9%
|
1 | Minor obstacle | 51 |
14.5%
|
2 | Moderate obstacle | 24 |
6.8%
|
3 | Major obstacle | 9 |
2.6%
|
4 | Very severe obstacle | 0 |
0%
|