@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

n9j:-CM82V7BK-9
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/overmatching> ;
  skos:definition "To control for potential confounders or to enhance stratified analysis in observational studies, researchers may choose to match cases and controls or exposed and unexposed subjects on characteristics of interest. If matching is superfluous or erroneous, overmatching may occur. [Source: Encyclopedia of Epidemiology; Overmatching]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-C8NQZ4GL-J ;
  skos:prefLabel "overmatching"@en .

n9j:-methods
  a isothes:ConceptGroup ;
  skos:prefLabel "methods"@en ;
  skos:member n9j:-CM82V7BK-9 .

n9j:-C8NQZ4GL-J
  skos:prefLabel "statistics and research methods"@en ;
  a skos:Concept ;
  skos:narrower n9j:-CM82V7BK-9 .

n9j: a skos:ConceptScheme .