Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.8%
|
-7 | Does not apply | 3 |
0.8%
|
0 | No obstacle | 142 |
39.4%
|
1 | Minor obstacle | 45 |
12.5%
|
2 | Moderate obstacle | 80 |
22.2%
|
3 | Major obstacle | 51 |
14.2%
|
4 | Very severe obstacle | 36 |
10%
|