Skip to main content

Table 1 Overview of India's National Family Health Survey (NFHS).

From: Gender inequity and age-appropriate immunization coverage in India from 1992 to 2006

  Survey Phase
  1992-1993 1998-1999 2005-2006
  (NFHS-1) (NFHS-2) (NFHS-3)
Sample size (women) 89,777 91,000 230,000
Age group (women) 13-49 15-49 15-49
Data collection period    
   Start April 1992 Nov 1998 Dec 2005
   Finish Sept 1993 Dec 1999 Aug 2006
Number of states 25 26 29
Living cohorts 1988-1993 1996-1999 2001-2006
Total sample (living 45,275 30,821 48,468
   children under 5)    
Sample included in analysis 43,732 29,669 47,709
Reference period for    
immunization coverage    
   Start Jan 1988 Jan 1996 Jan 2001
   Finish Aug 1993 Dec 1999 Aug 2006