Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 141 |
39.2%
|
1 | Minor obstacle | 99 |
27.5%
|
2 | Moderate obstacle | 72 |
20%
|
3 | Major obstacle | 34 |
9.4%
|
4 | Very severe obstacle | 13 |
3.6%
|