Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.6%
|
-7 | Does not apply | 0 |
0%
|
0 | No obstacle | 121 |
78.1%
|
1 | Minor obstacle | 21 |
13.5%
|
2 | Moderate obstacle | 7 |
4.5%
|
3 | Major obstacle | 3 |
1.9%
|
4 | Very severe obstacle | 2 |
1.3%
|