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Table 1 Characteristics of the Nigeria Demographic and Health Surveys

From: Have policy responses in Nigeria resulted in improvements in infant and young child feeding practices in Nigeria?

Title of Survey Conducted by Coverage Sampling frame & population size Sampling method Sample size (n)
Nigeria Demographic and Health Survey 1999 National Population Commission Abuja, Nigeria and ORC Macro Calverton, Marylands, USA National (36 states and a federal capital territory) 1999 census with a population of 88,992,220 Two-stage stratified cluster design 8,199
Nigeria Demographic and Health Survey 2003 National Population Commission Abuja, Nigeria and ORC Macro Calverton, Marylands, USA National (36 states and a federal capital territory) 1991 census with a population of 88,992,220 Two-stage stratified cluster design 7,620
Nigeria Demographic and Health Survey 2008 National Population Commission Abuja, Nigeria and ORC Macro Calverton, Marylands, USA National (36 states and a federal capital territory) 2006 census with a population of 140,431,790 Two-stage stratified cluster design 33,385
Nigeria Demographic and Health Survey 2013 National Population Commission Abuja, Nigeria and ICF International, Rockville, USA National (36 states and a federal capital territory) 2006 census with a population of 140,431,790 Three-stage stratified cluster design 38,948