Codes and Frequencies
Description
For sample children under 6 years old (in 1992-1996) and sample children under 18 years old (1997-2003) who have an immunization record and who have at least one Measles - Mumps - Rubella (MMR) shot on their record, IMRMMRY1 reports the year when the person received his or her first MMR shot.
Users should combine IMRMMRY1 with IMRMMRDA1 and IMRMMRMO1, which reports the day and month of the person's first MMR shot, in order to get the complete date when the person received his or her first MMR shot.
Users are strongly encouraged to visit the Universe tab for more information on changes in the universe across surveyed years.
Universe
- 1991-1993: Sample persons under age 6, with any information transcribed from a shot record and with at least one measles/MMR shot indicated on record.
- 1994-1996: Sample persons under age 6, and all children 19 to 35 months old, with any information transcribed from a shot record, and with at least one measles/MMR shot indicated on record.
- 1997: Sample children under 18, and all children 19 to 35 months old in quarters 1 and 2 and 12 to 35 months old in quarters 3 and 4, with available shot record and with at least one measles/MMR shot indicated on record.
- 1998-2002: Sample children under 18, and all children 12 to 35 months old, with available shot record and with at least one measles/MMR shot indicated on record.
- 2003: Sample children under 18, with available shot record and with at least one measles/MMR shot indicated on record.
Availability
- 1991-2003
Weights
- 1991 : SAMPWEIGHT
- 1992-2003 : SUPP1WT