Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 15 |
6.2%
|
-7 | Does not apply | 1 |
0.4%
|
0 | No obstacle | 140 |
57.9%
|
1 | Minor obstacle | 48 |
19.8%
|
2 | Moderate obstacle | 21 |
8.7%
|
3 | Major obstacle | 14 |
5.8%
|
4 | Very severe obstacle | 3 |
1.2%
|