Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 9 |
0.9%
|
0 | No obstacle | 402 |
39.9%
|
1 | Minor obstacle | 215 |
21.4%
|
2 | Moderate obstacle | 158 |
15.7%
|
3 | Major obstacle | 123 |
12.2%
|
4 | Very severe obstacle | 99 |
9.8%
|