title: [Clinical survey of the association between stress and periodontitis].
abstract: OBJECTIVE
  To investigate the effects of stress on periodontitis.
  
  
  METHODS
  44 chronic periodontitis patients and 42 patients with healthy periodontal tissues(as control) were enrolled in the study. All subjects were required to complete a questionnaire which was mainly made up of the symptom checklist 90. Data collected included clinic parameters, psychological factors, life events and basic socio-demographics. The results were statistically assessed by SPSS 10.0 software.
  
  
  RESULTS
  There was significant difference between periodontitis group and the control group in education, marital status, and life events (P<0.05 or P<0.01). Compared with the controls, the periodontitis patients got higher scores in somatization, obsessive-compulsive, interpersonal sensitivity, depression, anxiety, hostility, the impact of sleep and diet (P<0.05 or P<0.01). In periodontitis group, there was significant correlation between CPITN, CI and depression, anxiety, interpersonal sensitivity, etc. (P<0.01 or P<0.05).
  
  
  CONCLUSIONS
  In this sample, there was a close association between stress and periodontitis. Stress may be a significant risk indicator for periodontitis.
authors.affiliation: School of Stomatology, Ninth People's Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai Research Institute of Stomatology, China.
authors.forename: Shu-yun
authors.initials: SY
authors.lastname: Ge
authors.forename: De-yi
authors.initials: DY
authors.lastname: Li
mesh_terms: D016022:Case-Control Studies; D006801:Humans; D010518:Periodontitis / Q000523:psychology*; D012307:Risk Factors; D013315:Stress, Psychological; D011795:Surveys and Questionnaires