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Surveys in India

 

Surveys in India


1. National Family Health Survey 2020-21(NFHS-5)

Year 2023

  • Sex ratio- 1020
  • Rural sex ratio- 1037
  • Urban sex ratio- 985
  • State having highest sex ratio- Kerala(sex ratio- 1084) 
  • Sex ratio at birth- 933


4 types of sex ratios according to the stages of development.

  • Primary Sex Ratio- Sex ratio at Fertilization
  • Secondary Sex Ratio- Sex ratio at Birth 
  • Tertiary Sex Ratio- Sex ratio at maturity
  • Quaternary Sex Ratio- Sex ratio above the age of 60 years 








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