Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.5%
|
-7 | Does not apply | 1 |
0.3%
|
0 | No obstacle | 307 |
84.3%
|
1 | Minor obstacle | 30 |
8.2%
|
2 | Moderate obstacle | 16 |
4.4%
|
3 | Major obstacle | 5 |
1.4%
|
4 | Very severe obstacle | 3 |
0.8%
|
Sysmiss | 1 |