Causes of death proportions (ICD-10-SMoL Causes of Death Code) and physician certainty level for children aged <28 days at death, N = 19. Abbreviation: ICD-10-SMoL, Start-Up Mortality List. Note: Other and unspecified congenital malformations (5–94) includes other congenital malformations of the digestive system, congenital malformations of the respiratory system, cleft lip and cleft palate, etc. Other and unspecified perinatal conditions (5–90) includes hemorrhagic and hematological disorders of fetus and newborn, transitory endocrine and metabolic disorders specific to fetus and newborn, respiratory and cardiovascular disorders specific to the perinatal period, etc.