Regarding crude bih rate all are true except
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, Page no: 488
Demography and family planning
Unaffected by age distribution
Indicator of feility
Excludes the still bihs
Better measure of feility than general feility rate
Better measure of feility than general feility rate