Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 4 |
0.4%
|
0 | No obstacle | 229 |
22.3%
|
1 | Minor obstacle | 200 |
19.5%
|
2 | Moderate obstacle | 179 |
17.5%
|
3 | Major obstacle | 307 |
30%
|
4 | Very severe obstacle | 106 |
10.3%
|