| Value |
Category |
| 0 |
No dose |
| 1 |
One dose |
| 2 |
Two doses |
| 3 |
Three doses |
| 4 |
More than three doses |
| 9 |
Unspecified number of doses |
| 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.