Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 2 |
0.3%
|
-7 | Does not apply | 25 |
4.3%
|
0 | No obstacle | 476 |
82.1%
|
1 | Minor obstacle | 27 |
4.7%
|
2 | Moderate obstacle | 28 |
4.8%
|
3 | Major obstacle | 19 |
3.3%
|
4 | Very severe obstacle | 3 |
0.5%
|
Sysmiss | 1 |