Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 2 |
0.5%
|
0 | No obstacle | 132 |
35.2%
|
1 | Minor obstacle | 85 |
22.7%
|
2 | Moderate obstacle | 76 |
20.3%
|
3 | Major obstacle | 35 |
9.3%
|
4 | Very severe obstacle | 44 |
11.7%
|