Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 4 |
1.1%
|
0 | No obstacle | 118 |
31.2%
|
1 | Minor obstacle | 93 |
24.6%
|
2 | Moderate obstacle | 126 |
33.3%
|
3 | Major obstacle | 27 |
7.1%
|
4 | Very severe obstacle | 9 |
2.4%
|