Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.7%
|
-7 | Does not apply | 4 |
1.3%
|
0 | No obstacle | 83 |
27%
|
1 | Minor obstacle | 98 |
31.9%
|
2 | Moderate obstacle | 56 |
18.2%
|
3 | Major obstacle | 53 |
17.3%
|
4 | Very severe obstacle | 11 |
3.6%
|