Variable CM2B : Years since first birth
Valid case(s): 3 (3)
Invalid: 8054 (8058.6)
Women aged 15-49
Source of information
The eligible woman selected for interview
How many years ago did you have your first birth?
This question is asked only to women who are not able to give the year of their first birth in CM2. It may be easier to obtain this information, especially if the first child is still alive. In this case, the answer is the first child's current age in completed years. Record the response in the space provided.