Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 1 |
0.2%
|
0 | No obstacle | 279 |
45.8%
|
1 | Minor obstacle | 146 |
24%
|
2 | Moderate obstacle | 120 |
19.7%
|
3 | Major obstacle | 54 |
8.9%
|
4 | Very severe obstacle | 9 |
1.5%
|