Crude bih rate is a simplest measure of feility because it includes
Crude bih rate : Number of live bihs in a year per 1000 mid-year population CBR is simplest indicator of feility : Total mid-year population is not exposed to Child bearing thus it doesnot give true idea of feility Ref: Park 25th edition Pgno : 539
Total population
Mid year population
Live bihs only
Pre term bihs
Non communicable diseases