Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 195 |
54.2%
|
1 | Minor obstacle | 109 |
30.3%
|
2 | Moderate obstacle | 26 |
7.2%
|
3 | Major obstacle | 21 |
5.8%
|
4 | Very severe obstacle | 8 |
2.2%
|