Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 21 |
6.3%
|
0 | No obstacle | 187 |
56.3%
|
1 | Minor obstacle | 65 |
19.6%
|
2 | Moderate obstacle | 40 |
12%
|
3 | Major obstacle | 17 |
5.1%
|
4 | Very severe obstacle | 1 |
0.3%
|