Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 80 |
16.9%
|
1 | Minor obstacle | 136 |
28.7%
|
2 | Moderate obstacle | 130 |
27.4%
|
3 | Major obstacle | 76 |
16%
|
4 | Very severe obstacle | 52 |
11%
|