| Value |
Category |
| 0 |
Never refer patients |
| 1 |
Immediate |
| 2 |
During first week |
| 3 |
During first six weeks |
| 4 |
If she is ill |
| 9 |
Other |
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.