Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 10 |
1.7%
|
-7 | Does not apply | 17 |
2.8%
|
0 | No obstacle | 381 |
63.5%
|
1 | Minor obstacle | 102 |
17%
|
2 | Moderate obstacle | 74 |
12.3%
|
3 | Major obstacle | 14 |
2.3%
|
4 | Very severe obstacle | 2 |
0.3%
|