Comorbidade de sintomas ansiosos e depressivos em pacientes com dor cr？nica e o impacto sobre a qualidade de vida

background: pain is an unpleasant sensory and emotional experience. both chronic pain and depression result in substantial disability reduced hrqol and increased health care costs and utilization. objectives: to evaluate the strength of the association between depressive and anxiety symptoms and chronic pain, and to investigate the impact of these symptoms on health-related quality of life (hrqol) in chronic pain individuals. methods: pain was assessed by means of a visual analogue scale (vas). depressive and anxiety symptoms were assessed by the hospital anxiety and depression (had) scale. quality of life was assessed by means of the sf-36. results: four hundred patients were studied, mean age 45.6 ± 11.4 years and 82.8% female gender. according to had, 70% had anxiety and 60% depression symptoms. sf-36 showed mean scores < 50% for all the domains. patients with severe pain/extreme (70.4%) had a higher frequency of anxiety than those with pain selvagem/moderada (59,5%). this was a statistically significant (p = 0.027). however, the frequency of depression did not reach statistical significance when both groups were compared p = 0.109). discussion: depressive/anxiety symptoms and pain together have worse clinical outcomes than each condition alone.