Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1%
|
-7 | Does not apply | 4 |
1%
|
0 | No obstacle | 195 |
47.7%
|
1 | Minor obstacle | 74 |
18.1%
|
2 | Moderate obstacle | 100 |
24.4%
|
3 | Major obstacle | 24 |
5.9%
|
4 | Very severe obstacle | 8 |
2%
|