In IMR, age of infants is considered -
Infant moality rate is the deaths of children less than 1 year of age on a year per number of live bihs in the same year X 100REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 523
Below 1 month
Below 1 year
Upto 1 year
28 days
obstetrics,pediatrics and geriatrics