Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
0.7%
|
-7 | Does not apply | 5 |
3.3%
|
0 | No obstacle | 99 |
65.1%
|
1 | Minor obstacle | 19 |
12.5%
|
2 | Moderate obstacle | 16 |
10.5%
|
3 | Major obstacle | 11 |
7.2%
|
4 | Very severe obstacle | 1 |
0.7%
|