In calculating crude bih rate which of the following is used as denominator
Bih rate = Number of live bihs during the year X 1000 / Estimated mid year population Unsatisfactory measure of feility because the total population is not exposed to child bearing Reference : Park&;s textbook of preventive and social medicine, 23rd edition, pg no: 488
Women in 15-49 yrs age group
All persons in 15-49 yrs age group
Mid year population
All live bihs
Demography and family planning