Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 9 |
2.5%
|
-7 | Does not apply | 5 |
1.4%
|
0 | No obstacle | 223 |
63%
|
1 | Minor obstacle | 40 |
11.3%
|
2 | Moderate obstacle | 33 |
9.3%
|
3 | Major obstacle | 20 |
5.6%
|
4 | Very severe obstacle | 24 |
6.8%
|