Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 7 |
0.3%
|
0 | No obstacle | 563 |
27.2%
|
1 | Minor obstacle | 238 |
11.5%
|
2 | Moderate obstacle | 359 |
17.4%
|
3 | Major obstacle | 425 |
20.5%
|
4 | Very severe obstacle | 477 |
23.1%
|