Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 19 |
1.9%
|
-7 | Does not apply | 9 |
0.9%
|
0 | No obstacle | 618 |
61.3%
|
1 | Minor obstacle | 195 |
19.3%
|
2 | Moderate obstacle | 68 |
6.7%
|
3 | Major obstacle | 74 |
7.3%
|
4 | Very severe obstacle | 25 |
2.5%
|