Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
1%
|
0 | No obstacle | 31 |
10.2%
|
1 | Minor obstacle | 92 |
30.2%
|
2 | Moderate obstacle | 120 |
39.3%
|
3 | Major obstacle | 37 |
12.1%
|
4 | Very severe obstacle | 22 |
7.2%
|