Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 10 |
1.1%
|
0 | No obstacle | 197 |
20.8%
|
1 | Minor obstacle | 280 |
29.6%
|
2 | Moderate obstacle | 306 |
32.3%
|
3 | Major obstacle | 126 |
13.3%
|
4 | Very severe obstacle | 27 |
2.9%
|