Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 10 |
2.8%
|
0 | No obstacle | 228 |
63.3%
|
1 | Minor obstacle | 43 |
11.9%
|
2 | Moderate obstacle | 41 |
11.4%
|
3 | Major obstacle | 23 |
6.4%
|
4 | Very severe obstacle | 14 |
3.9%
|