Demographic And family planning Flashcards
Stages in demographic cycle
5 stages I-High stationary II-early expanding III-late expanding IV-low stationary V-declining
Annual growth rate formula
(CBR-CDR)/10
Population doubling time formula
70/AGR
And AGR = (CBR-CDR)/10
Cuz every 10 yrs
Age pyramid height indicates
Life expectancy
Types of population pyramid
Stationary
Expansive
Constrictive
Demographic
Trap
CBR high
CDR low
^^ population explosion
Demographic
window
Young working age group is more
Demographic
Transition
CBR high CDR low OR
CBR low CDR high
CBR formula
No. Of live birth x 1000/total population
Demographers formula (2)
CBR=(8xTFR) +1
CBR=GFR x 0.2
Societal dependency ratio formula
(Children 0-14 yrs + population more than 65 yrs) x 100/(population of 15 to 64 years)
Density of population
Total population /surface land area
No. Of persons living per square kilometre
Causes of high birth rate (9)
Age at marriage Duration of married life Spacing of children Education Economic status Caste and religion Nutrition Family planning Other factors
Demographic
Dividend
Population that earns more (?)
Best indicator of fertility
NRR
Standardised index for fertility
TFR
Pearl index formula
(Total accidental pregnancy x 1200)/total months of exposure
Unit-HWY hundred women years
Total months of exposure- no. Of females followed x no. Of months
Couple protection rate (CPR)
(No. Of eligible couples using 1 of the 4 approved methods of contraception/total no. Of EC in community ) x100
4 approved methods OCP IUD condoms Sterilisation