Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 16 |
1.9%
|
0 | No obstacle | 605 |
72.8%
|
1 | Minor obstacle | 146 |
17.6%
|
2 | Moderate obstacle | 41 |
4.9%
|
3 | Major obstacle | 19 |
2.3%
|
4 | Very severe obstacle | 4 |
0.5%
|