Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.6%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 108 |
69.7%
|
1 | Minor obstacle | 36 |
23.2%
|
2 | Moderate obstacle | 7 |
4.5%
|
3 | Major obstacle | 1 |
0.6%
|
4 | Very severe obstacle | 2 |
1.3%
|