Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 3 |
0.5%
|
0 | No obstacle | 52 |
8%
|
1 | Minor obstacle | 79 |
12.2%
|
2 | Moderate obstacle | 75 |
11.6%
|
3 | Major obstacle | 104 |
16%
|
4 | Very severe obstacle | 336 |
51.8%
|