Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 228 |
63.3%
|
1 | Minor obstacle | 53 |
14.7%
|
2 | Moderate obstacle | 47 |
13.1%
|
3 | Major obstacle | 22 |
6.1%
|
4 | Very severe obstacle | 7 |
1.9%
|