Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 30 |
1.5%
|
-7 | Does not apply | 19 |
1%
|
0 | No obstacle | 1247 |
62.5%
|
1 | Minor obstacle | 244 |
12.2%
|
2 | Moderate obstacle | 267 |
13.4%
|
3 | Major obstacle | 126 |
6.3%
|
4 | Very severe obstacle | 62 |
3.1%
|