CMV is the most common cause of congenital infection in humans and intrauterine primary infections are second only to Down's syndrome as a known cause of mental retardation. The incidence of primary CMV infection in pregnant women in the United States varies from 1% to 3%. Healthy pregnant women are not at special risk for disease from CMV infection. CMV remains the most important cause of congenital  viral infection in the United States.
Cytomegalovirus epidemiology and demographics
Cytomegalovirus infection epidemiology and demographics
Rubella epidemiology and demographics
Coronavirus epidemiology and demographics
Syphilis epidemiology and demographics
Human papillomavirus epidemiology and demographics
Ebola epidemiology and demographics
Toxoplasmosis epidemiology and demographics