title: Metabolic syndrome and quality of life: a systematic review.
abstract: to present currently available evidence to verify the association between metabolic syndrome and quality of life.
  
  
  
  Cochrane Library, EMBASE, Medline and LILACS databases were studied for all studies investigating the association with metabolic syndrome and quality of life. Two blinded reviewers extracted data and one more was chosen in case of doubt.
  
  
  
  a total of 30 studies were included, considering inclusion and exclusion criteria, which involved 62.063 patients. Almost all studies suggested that metabolic syndrome is significantly associated with impaired quality of life. Some, however, found association only in women, or only if associated with depression or Body Mass Index. Merely one study did not find association after adjusted for confounding factors.
  
  
  
  although there are a few studies available about the relationship between metabolic syndrome and quality of life, a growing body of evidence has shown significant association between metabolic syndrome and the worsening of quality of life. However, it is necessary to carry out further longitudinal studies to confirm this association and verify whether this relationship is linear, or only an association factor.
authors.affiliation: PhD.
authors.forename: Patrícia Pozas
authors.initials: PP
authors.lastname: Saboya
authors.affiliation: PhD, Full Professor, Faculdade de Medicina, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.
authors.forename: Luiz Carlos
authors.initials: LC
authors.lastname: Bodanese
authors.affiliation: PhD, Full Professor, Faculdade de Medicina, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.
authors.forename: Paulo Roberto
authors.initials: PR
authors.lastname: Zimmermann
authors.affiliation: PhD, Professor Adjunto, Faculdade de Enfermagem, Nutrição e Fisioterapia, Pontifícia Universidade Católica do Rio Grande do Sul, Porto Alegre, RS, Brazil.
authors.forename: Andréia da Silva
authors.initials: AD
authors.lastname: Gustavo
authors.affiliation: RN.
authors.forename: Caroline Melo
authors.initials: CM
authors.lastname: Assumpção
authors.affiliation: RN.
authors.forename: Fernanda
authors.initials: F
authors.lastname: Londero
mesh_terms: D006801:Humans; D024821:Metabolic Syndrome; D011788:Quality of Life