Value |
Category |
0 |
no condi |
1 |
both are |
2 |
use 0, m |
3 |
use 1, m |
4 |
both 0 |
7 |
both mis |
8 |
use miss |
9 |
modern m |
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.