| Summary: | <p class="western" style="margin-bottom: 0cm; line-height: 100%;" align="justify"><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"><strong>Background</strong></span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US">: the temporomandibular disorders have a high prevalence both in the national and the international context. The specialized literature reports their relationship with anxiety and parafunctional habits.</span></span></span></p><p class="western" style="margin-bottom: 0cm; line-height: 100%;" align="justify"><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"><strong>Objective</strong></span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US">: to identify the possible relationship of the temporomandibular disorders with anxiety and parafunctional habits of patients from the “3 de Octubre” Dental Clinic of Las Tunas, from September 2016 to April 2018. </span></span></span></p><p class="western" style="margin-bottom: 0cm; line-height: 100%;" align="justify"><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"><strong>Methods</strong></span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US">:</span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"> an analytic observational case-control study was carried out in patients with temporomandibular disorders seen at the department of prosthesis of the aforementioned dental clinic and during the period declared in the objective. The sample was made up in two groups, one with the cases and the other one with the controls paired up 1:2, 60 cases and 120 controls. To diagnose the temporomandibular disorders, we used the Kroug Paulsen test; and for the anxiety levels the Hispano-American version of the State/Trait Anxiety Inventory (STAI). The statistical analysis was made using the 3.1 version of EpiData. For the association degree odd ratio was used.</span></span></span></p><p class="western" style="margin-bottom: 0cm; line-height: 100%;" align="justify"><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"><strong>Results</strong></span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US">: the most significantly associated parafunctional habits were the dental grinding and creaking with (P=0,00000000, OR=11,36) and (P=0, 0002247, OR=5,78) respectively; followed by the unilateral mastication (P=0, 0045859, OR=2,49). Among the sick people high levels of anxiety were the most frequent, mostly feature anxiety (P=0,00000, OR=48,00).</span></span></span></p><p class="western" style="margin-bottom: 0.14cm; line-height: 100%;" align="justify"><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"><strong>Conclusions</strong></span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US">:</span></span></span><span style="font-family: Verdana,sans-serif;"><span style="font-size: small;"><span lang="en-US"> the study identified the relationship of temporomandibular disorders with anxiety and parafunctional habits in the research patients.</span></span></span></p>
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