Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 2 |
0.5%
|
0 | No obstacle | 139 |
32.3%
|
1 | Minor obstacle | 97 |
22.6%
|
2 | Moderate obstacle | 132 |
30.7%
|
3 | Major obstacle | 50 |
11.6%
|
4 | Very severe obstacle | 10 |
2.3%
|