Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.6%
|
-7 | Does not apply | 39 |
10.8%
|
0 | No obstacle | 192 |
53.3%
|
1 | Minor obstacle | 42 |
11.7%
|
2 | Moderate obstacle | 41 |
11.4%
|
3 | Major obstacle | 24 |
6.7%
|
4 | Very severe obstacle | 20 |
5.6%
|