Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.1%
|
-7 | Does not apply | 10 |
2.8%
|
0 | No obstacle | 226 |
62.6%
|
1 | Minor obstacle | 63 |
17.5%
|
2 | Moderate obstacle | 40 |
11.1%
|
3 | Major obstacle | 9 |
2.5%
|
4 | Very severe obstacle | 9 |
2.5%
|