<prompt> Answer this question truthfullyWhat are the epidemiological and demographic characteristics of oral candidiasis?  <response>: <reason> The infection is not very common in the general population. It is estimated that between 5 and 7 of infants less than one month old will develop oral candidiasis. The prevalence of oral candidiasis among AIDS patients is estimated to be between 9 and 31, and studies have documented clinical evidence of oral candidiasis in nearly 20 of cancer patients. Thrush is the fourth most common cause of nosocomial bloodstream infections. The incidence is 8 cases per 100,000 in the general population. There is a higher incidence among neonates and African-Americans. Oleander OPC used to be a common opportunistic infection in HIV -infected persons prior to the introduction of highly active antiretroviral therapy HAART. Nosocomial disease surveillance is conducted by NNIS in selected hospitals. Active population-based surveillance for candidemia is being conducted in selected U.S. sites. 