Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.1%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 332 |
45.9%
|
1 | Minor obstacle | 77 |
10.7%
|
2 | Moderate obstacle | 98 |
13.6%
|
3 | Major obstacle | 95 |
13.1%
|
4 | Very severe obstacle | 120 |
16.6%
|