Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 5 |
0.8%
|
-7 | Does not apply | 4 |
0.7%
|
0 | No obstacle | 159 |
26.6%
|
1 | Minor obstacle | 155 |
25.9%
|
2 | Moderate obstacle | 145 |
24.2%
|
3 | Major obstacle | 112 |
18.7%
|
4 | Very severe obstacle | 18 |
3%
|