Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
0.3%
|
0 | No obstacle | 715 |
69.8%
|
1 | Minor obstacle | 208 |
20.3%
|
2 | Moderate obstacle | 70 |
6.8%
|
3 | Major obstacle | 23 |
2.2%
|
4 | Very severe obstacle | 5 |
0.5%
|