Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 6 |
1%
|
-7 | Does not apply | 1 |
0.2%
|
0 | No obstacle | 284 |
46.4%
|
1 | Minor obstacle | 151 |
24.7%
|
2 | Moderate obstacle | 99 |
16.2%
|
3 | Major obstacle | 40 |
6.5%
|
4 | Very severe obstacle | 31 |
5.1%
|