Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 10 |
1%
|
0 | No obstacle | 785 |
78.7%
|
1 | Minor obstacle | 105 |
10.5%
|
2 | Moderate obstacle | 57 |
5.7%
|
3 | Major obstacle | 29 |
2.9%
|
4 | Very severe obstacle | 11 |
1.1%
|