Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
0.7%
|
-7 | Does not apply | 15 |
2.5%
|
0 | No obstacle | 114 |
19.1%
|
1 | Minor obstacle | 116 |
19.4%
|
2 | Moderate obstacle | 133 |
22.2%
|
3 | Major obstacle | 171 |
28.6%
|
4 | Very severe obstacle | 45 |
7.5%
|