Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 6 |
1%
|
-7 | Does not apply | 13 |
2.2%
|
0 | No obstacle | 409 |
68.4%
|
1 | Minor obstacle | 136 |
22.7%
|
2 | Moderate obstacle | 23 |
3.8%
|
3 | Major obstacle | 6 |
1%
|
4 | Very severe obstacle | 5 |
0.8%
|