Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 12 |
1%
|
-7 | Does not apply | 57 |
4.7%
|
0 | No obstacle | 751 |
61.8%
|
1 | Minor obstacle | 156 |
12.8%
|
2 | Moderate obstacle | 194 |
16%
|
3 | Major obstacle | 29 |
2.4%
|
4 | Very severe obstacle | 17 |
1.4%
|