Codes and Frequencies
An 'X' indicates the category is available for that sample
| Code | Label |
96
|
95
|
94
|
93
|
92
|
91
|
78
|
|---|---|---|---|---|---|---|---|---|
| 0 | NIU | X | X | X | X | X | X | X |
| 1 | No | X | X | X | X | X | X | X |
| 2 | Yes | X | X | X | X | X | X | X |
| 9 | Unknown | X | X | X | X | X | · | X |
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Description
For sample children, IMRPOL reports whether the child had Polio vaccine on record.
Please use the IPUMS NHIS drop down menu and search functions for related variables.
Universe
- 1978: Sample persons under 17 years of age
- 1991: Sample persons under 6 years of age.
- 1992-1993: Sample persons under age 6, with any information transcribed from a shot record.
- 1994-1996: Sample persons under age 6, and all children 19 to 35 months old, with any information transcribed from a shot record.
Availability
- 1978, 1991-1996
Weights
- 1991 : SAMPWEIGHT
- 1978, 1992-1996 : SUPP1WT
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