Value | Category |
---|---|
1 | month and year - information complete |
2 | month and age - year imputed |
3 | year and age - month imputed |
4 | year and age - year ignored |
5 | year - age/month imputed |
6 | age - year/month imputed |
7 | month - age/year imputed |
8 | none - all imputed |
Sysmiss |