Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.5%
|
-7 | Does not apply | 5 |
1.3%
|
0 | No obstacle | 203 |
53.8%
|
1 | Minor obstacle | 41 |
10.9%
|
2 | Moderate obstacle | 80 |
21.2%
|
3 | Major obstacle | 22 |
5.8%
|
4 | Very severe obstacle | 24 |
6.4%
|