Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.4%
|
-7 | Does not apply | 4 |
1.5%
|
0 | No obstacle | 109 |
40.7%
|
1 | Minor obstacle | 68 |
25.4%
|
2 | Moderate obstacle | 47 |
17.5%
|
3 | Major obstacle | 26 |
9.7%
|
4 | Very severe obstacle | 13 |
4.9%
|