Best method to compare vital statistics of two populations-
ref: Park&;s 23rd edition pg 58 The advantage of age standardised death rate is that it removes the confounding effect of different age structures and yields a single standardised or adjusted rate, by which moality experience can be directly compared.
Epidemiology
Crude death rate
Age specific death rate
Age standardization death rate
Multivariate moality rate
Age standardization death rate