Effect of Cognitive Behavioral Therapy and Phototherapy on Glycosylated Hemoglobin, CLOCK Genes and Quality of Life in Patients With Type 2 Diabetes Mellitus and Insomnia

Clinical, quasi-experimental, pre-post, explanatory, non-probability sampling. Subjects were invited to participate in Hospital Juárez de México. They received eight sessions of Cognitive Behavioral Therapy in combination with phototherapy. The assessment was carried out with validated instruments for Mexican population and gene expression was evaluated by real-time PCR.