Codes and Frequencies
DHS_IPUMSI_ NG provides geographic codes for Nigeria that match those in the DHS and IPUMS-International databases. This variable can be used to link contextual area data from IPUMS-DHS to IPUMS-International or vice versa. The codes in DHS_IPUMSI_NG indicate the major administrative unit in which the household was enumerated or surveyed.
GIS shapefiles for Nigeria can be downloaded here.
The units in DHS_IPUMSI_NG are harmonized across DHS and IPUMS-International samples to account for changing boundaries in the major administrative level of geography. The time span for DHS samples is 2008 to 2018 and corresponds to the census samples from 2006 to 2010 in IPUMS-International.
Nigeria 1990, 1999, and 2003 DHS samples are excluded from DHS_IPUMSI_NG due to inconsistent boundaries and geographic units.
- Nigeria 2008: All women age 15-49.
- Nigeria 2013: All women age 15-49.
- Nigeria 2018: All women age 15-49.