<prompt> Maternal mortality rate is expressed as:1000 Live births100,000 Live births1000 pregnancies100 pregnancies  <response>: Ans. b 100,000 Live birthsRef: K. Park 23rd ed. 25, 557 Maternal Mortality Rate MMR is expressed as per 100,000 live births. MMRNo. of maternal deaths in a given yearTotal no. of live births in the same yearx 100,000 MMR is a RATIO MCC of MMR in India: Post-partum hemorrhage MC direct cause of MMR: PPH MC indirect cause of MMR: Anemia Maternal death: Death of mother anytime during pregnancylabor or within 42 days of termination of pregnancy. 