Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
2%
|
0 | No obstacle | 19 |
12.8%
|
1 | Minor obstacle | 48 |
32.2%
|
2 | Moderate obstacle | 19 |
12.8%
|
3 | Major obstacle | 40 |
26.8%
|
4 | Very severe obstacle | 20 |
13.4%
|