Multiple choice What is death below 1 year per 1000 live births known as? Neonatal Mortality Rate (NMR) Infant Mortality Rate (IMR) Perinatal Mortality Rate (PMR) Post-Natal Mortality Rate (PNMR) Reveal answer Fill a bubble to check yourself B Correct answer Explanation Death below 1 year per 1000 live births is known as IMR.