%0 Journal Article %J Journal of the International AIDS Society %D 2011 %T HIV infection and sexual risk behaviour among youth who have experienced orphanhood: systematic review and meta-analysis. %A Operario, Don %A Underhill, Kristen %A Chuong, Carolyn %A Cluver, Lucie %K Adolescent %K Adult %K Child %K Child, Orphaned %K Female %K HIV Infections %K Humans %K Pregnancy %K Pregnancy Complications, Infectious %K Prevalence %K Risk-Taking %K Sexual Behavior %K Young Adult %P 25 %R 10.1097/QAI.0b013e3181fbc94f %V 14 %X Previous research has suggested that orphaned children and adolescents might have elevated risk for HIV infection. We examined the state of evidence regarding the association between orphan status and HIV risk in studies of youth aged 24 years and younger. %8 2011