Codes and Frequencies
An 'X' indicates the category is available for that sample
Code | Label |
03
|
02
|
01
|
00
|
99
|
98
|
97
|
96
|
95
|
94
|
93
|
92
|
91
|
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | NIU | X | X | X | X | X | X | X | X | X | X | X | X | X |
1 | Measles | X | X | X | X | X | X | X | X | X | X | X | X | X |
2 | MMR | X | X | X | X | X | X | X | X | X | X | X | X | X |
7 | Unknown-refused | · | · | · | · | · | · | · | · | · | · | · | · | · |
8 | Unknown-not ascertained | X | X | X | X | X | X | X | · | · | · | · | · | · |
9 | Unknown-don't know | X | · | X | X | X | X | · | X | X | X | X | X | X |
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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 three Measles - Mumps - Rubella (MMR) shots on their record, IMRMMRTY3 reports if the third reported MMR shot was for Measles only or if it was a combined immunization shot for Measles, Mumps, and Rubella.
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 3 measles/MMR shots 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 3 measles/MMR shots indicated on record.
- 1997: Sample children under age 18, and all children 19 to 35 months old in quarters 1 and 2 and 12 to 35 months in quarters 3 and 4, with available shot record and with at least 3 measles/MMR shots indicated on record.
- 1998-2002: Sample children under age 18, and all children 12 to 35 months old, with available shot record and with at least 3 measles/MMR shots indicated on record.
- 2003: Sample children under age 18, with available shot record and with at least 3 measles/MMR shots indicated on record.
Availability
- 1991-2003

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Weights
- 1991 : SAMPWEIGHT
- 1992-2003 : SUPP1WT