| Value |
Category |
| 0 |
No reason |
| 1 |
No time |
| 2 |
Not interested |
| 3 |
Fear of enrolling |
| 4 |
Other reason |
| 8 |
Unknown |
| 9 |
Missing |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.