Assessment of sleep and stress level in individuals with chronic pain

Introduction: The experience of living with chronic pain allows for the appearance of changes in sleep patterns, mood, and stress levels. Objective: To describe the phases of stress and the quality of sleep in patients with chronic pain. Material and Methods: Cross-sectional study carried out at the pain clinic of the HUPES Complex, Salvador-Bahia. Data collection between March 2016 and November 2017. Instruments: Sociodemographic questionnaire, Numerical Pain Scale (EVN), Mini-Sleep Questionnaire (MSQ), and Stress Symptoms Inventory for LIPP adults (ISSL). Categorical variables were expressed by absolute and relative frequency and quantitative variables by means and standard deviation (SD). The comparison of categorical variables was performed using the chi-square test. Values of p