Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 221 |
61.6%
|
1 | Minor obstacle | 35 |
9.7%
|
2 | Moderate obstacle | 31 |
8.6%
|
3 | Major obstacle | 27 |
7.5%
|
4 | Very severe obstacle | 44 |
12.3%
|