Racial differences within subsets of Sudden Unexpected Infant Death (SUID) with an emphasis on asphyxia.

•SUID rates = rates for SIDS + Unknown + accidental suffocation/strangulation.•Non-Caucasian SUID rates are statistically higher than Caucasian rates.•Caucasian and non-Caucasian SUID rates are declining, but faster for non-Caucasians.•SIDS rates are declining faster for non-Caucasians than Caucasian infants.•Suffocation/strangulation rates are rising faster in non-Caucasians than Caucasians.