title: Assessment of quality of life in patients with knee osteoarthritis.
abstract: OBJECTIVE
  : To assess the quality of life of knee osteoarthritis patients using the SF-36 questionnaire.
  
  
  METHODS
  : Cross-sec-tional study with 93 knee osteoarthritis patients. The sample was categorized according to Ahlbӓck score. All individuals were interviewed with the SF-36 questionnaire.
  
  
  RESULTS
  : The main finding of the study is related to the association of edu-cation level with the functional capacity, functional limitation and pain. Patients with higher education level had better functional capacity when they were compared to patients with basic level of education.
  
  
  CONCLUSIONS
  : Individuals with osteoarthritis have a low perception of their quality of life in functional capacity, functional limitation and pain. There is a strong association between low level of education and low perception of quality of life. Level of Evidence IV, Clinical Case Series.
authors.affiliation: Escola Bahiana de Medicina e Saúde Pública, Salvador, Bahia, Brazil.
authors.forename: Marcio Massao
authors.initials: MM
authors.lastname: Kawano
authors.affiliation: Escola Bahiana de Medicina e Saúde Pública, Salvador, Bahia, Brazil.
authors.forename: Ivan Luis Andrade
authors.initials: IL
authors.lastname: Araújo
authors.affiliation: Escola Bahiana de Medicina e Saúde Pública, Salvador, Bahia, Brazil.
authors.forename: Martha Cavalcante
authors.initials: MC
authors.lastname: Castro
authors.affiliation: Escola Bahiana de Medicina e Saúde Pública, Salvador, Bahia, Brazil.
authors.forename: Marcos Almeida
authors.initials: MA
authors.lastname: Matos
keywords: Knee; Osteoarthritis; Quality of life