Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 4 |
1.1%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 71 |
18.8%
|
1 | Minor obstacle | 52 |
13.8%
|
2 | Moderate obstacle | 92 |
24.3%
|
3 | Major obstacle | 73 |
19.3%
|
4 | Very severe obstacle | 85 |
22.5%
|