Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 3 |
0.7%
|
-7 | Does not apply | 7 |
1.7%
|
0 | No obstacle | 127 |
31.6%
|
1 | Minor obstacle | 114 |
28.4%
|
2 | Moderate obstacle | 70 |
17.4%
|
3 | Major obstacle | 52 |
12.9%
|
4 | Very severe obstacle | 29 |
7.2%
|