Denominator for maternal moality rate is:September 2005, 2010, March 2013 (d, e, h)

Ans. B: 100,000 live bihsThe maternal moality rate is the number of maternal deaths due to childbearing per 100,000 live bihs. The crude death rate is the total number of deaths per year per 1000 people.The perinatal moality rate is the sum of neonatal deaths and fetal deaths (stillbihs) per 1000 bihs. The infant moality rate is the number of deaths of children less than 1 year old per 1000 live bihs.The child moality rate is the number of deaths of children less than 5 years old per 1000 live bihs.The standardised moality rate (SMR)- This represents a propoional comparison to the numbers of deaths that would have been expected if the population had been of a standard composition in terms of age, gender, etc.. The age-specific moality rate (ASMR) - This refers to the total number of deaths per year per 1000 people of a given age (e.g. age 62 last bihday).