Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.3%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 83 |
22.7%
|
1 | Minor obstacle | 121 |
33.2%
|
2 | Moderate obstacle | 101 |
27.7%
|
3 | Major obstacle | 48 |
13.2%
|
4 | Very severe obstacle | 11 |
3%
|