Greater than interval between birth and succeeding birth
Greater than interval between birth and date of interview by only 1 month
During pregnancy in calendar
NIU (not in universe)
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.
PPAMFLAG (M28) reports the type of problem, if any, found in editing data on the duration of the child's mother's postpartum amenorrhea, for children born in the three to five years before the survey. Cases with no known problem are coded 0.
For discussion of the editing rules implemented (by the survey administrators) for data on postpartum amenorrhea, see PPAMHMO and PPAMHMOC,