- Four groups of diseases with highest number of patients: diseases of the respiratory system 39.9%, infectious and parasitic diseases 28.2%, diseases of the digestive system 8.9%, and congenital malformations 4.3%. - Four groups of diseases with highest mortality: congenital malformations 43.9%, diseases of perinatal period 18%, infectious and parasitic diseases 15.9% and diseases of the respiratory system 7.9%.