Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.1%
|
-7 | Does not apply | 6 |
1.7%
|
0 | No obstacle | 202 |
56%
|
1 | Minor obstacle | 76 |
21.1%
|
2 | Moderate obstacle | 51 |
14.1%
|
3 | Major obstacle | 9 |
2.5%
|
4 | Very severe obstacle | 13 |
3.6%
|