Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 143 |
27.6%
|
1 | Minor obstacle | 151 |
29.1%
|
2 | Moderate obstacle | 162 |
31.2%
|
3 | Major obstacle | 57 |
11%
|
4 | Very severe obstacle | 6 |
1.2%
|