Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.2%
|
0 | No obstacle | 406 |
66.7%
|
1 | Minor obstacle | 117 |
19.2%
|
2 | Moderate obstacle | 63 |
10.3%
|
3 | Major obstacle | 16 |
2.6%
|
4 | Very severe obstacle | 6 |
1%
|