In 2015, the rate of sudden unexpected infant death (SUID) was 92.4 per 100,000 live births. There was a decline of 44.6% from the rate in 1990 to 1998, and a further decline of 7.2% from the rate in 1999 to 2015. SUID is defined as the sudden and unexpected death of an infant in which the cause was not obvious before investigation and most commonly includes infants with an underlying cause of death of either sudden infant death syndrome (SIDS), unknown cause, or accidental suffocation and strangulation in bed (ASSB). These findings were reported in . . .