Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 52 |
14.4%
|
1 | Minor obstacle | 46 |
12.8%
|
2 | Moderate obstacle | 73 |
20.3%
|
3 | Major obstacle | 50 |
13.9%
|
4 | Very severe obstacle | 138 |
38.3%
|