Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 253 |
42.1%
|
1 | Minor obstacle | 145 |
24.1%
|
2 | Moderate obstacle | 110 |
18.3%
|
3 | Major obstacle | 71 |
11.8%
|
4 | Very severe obstacle | 22 |
3.7%
|