title: [Effects of psychosocial factors on recurrent aphthous ulcer].
abstract: OBJECTIVE
  The aim of this study is to investigate the effects of patients' psychosocial background on the recurrence of aphthous ulcer (RAU).
  
  
  METHODS
  A total of 105 patients with RAU and 100 normal subjects of the control group were evaluated for psychosocial background. All subjects were required to complete the EPQ questionnaire, the SCL 90 questionnaire, and the enquired data were analyzed by using chi-square test.
  
  
  RESULTS
  Special personality and social factors in RAU patients might be reasons leading to the occurrence of this disease (P < 0.01).
  
  
  CONCLUSIONS
  Psychosocial disorder caused by stresses of social life events on the people with special personality could impact the occurrence of RAU.
authors.affiliation: Hospital of Workers, Liuzhou, Guangxi.
authors.forename: L
authors.initials: L
authors.lastname: Tang
authors.forename: L
authors.initials: L
authors.lastname: Ma
authors.forename: N
authors.initials: N
authors.lastname: Liu
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010555:Personality Inventory; D011594:Psychometrics; D012008:Recurrence; D012931:Social Environment; D013281:Stomatitis, Aphthous / Q000523:psychology*