Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.9%
|
0 | No obstacle | 48 |
43.2%
|
1 | Minor obstacle | 30 |
27%
|
2 | Moderate obstacle | 21 |
18.9%
|
3 | Major obstacle | 7 |
6.3%
|
4 | Very severe obstacle | 4 |
3.6%
|