Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.8%
|
0 | No obstacle | 50 |
41.7%
|
1 | Minor obstacle | 14 |
11.7%
|
2 | Moderate obstacle | 20 |
16.7%
|
3 | Major obstacle | 15 |
12.5%
|
4 | Very severe obstacle | 20 |
16.7%
|