Fred Stephen Sarfo|Mulugeta Gebregziabher|Bruce Ovbiagele|Rufus Akinyemi|Lukman Owolabi|Reginald Obiako|Kevin Armstrong|Oyedunni Arulogun|Albert Akpalu|Sylvia Melikam|Raelle Saulson|Carolyn Jenkins|Mayowa Owolabi
Validation of the 8-item questionnaire for verifying stroke free status with and without pictograms in three West African languages
Komfo Anokye Teaching Hospital|Medical University of South Carolina|Medical University of South Carolina|Federal Medical Centre|Aminu Kano Teaching Hospital|Ahmadu Bello University|Medical University of South Carolina|University of Ibadan|Korle Bu Teaching Hospital|University of Ibadan|Medical University of South Carolina|Medical University of South Carolina|University of Ibadan
questionnaire verifying strokefree status qvsfs validated western populations method verifying strokefree status participants clinical epidemiological genetic studies instrument validated lowincome settings populations limited knowledge stroke symptoms literacy levels low simultaneously validate 8item qvsfs 3 languages spoken west africa yoruba hausa akan ascertainment strokefree status control subjects siren using crosssectional study design 100 participants 3 linguistic groups consecutively recruited neurology general medicine clinics 5 tertiary referral hospitals nigeria ghana ascertainment stroke status determined neurologists using structured neurological examination review case records neuroimaging gold standard relative performance qvsfs without pictures stroke symptoms pictograms assessed using sensitivity specificity positive predictive value ppv negative predictive value npv proposed study provide valuable data performance qvsfs resourcelimited settings