In the field of psychology research, questionnaire harmonisation forms an integral part of the conduct and analysis of studies. A common area of interest is the comparison of questionnaires such as CES-D and MASC. CES-D (Center for Epidemiological Studies-Depression) is a tool used to detect and measure the extent of depressive symptoms. MASC (Multidimensional Anxiety Scale for Children), conversely, gauges symptoms of anxiety in children. The comparison of CES-D and MASC can provide valuable insights into the interplay of depression and anxiety, enriching the field of psychology research. While the CES-D vs MASC comparison is unquestionably valuable, it often proves to be a time-consuming task. This is where Harmony comes in. As a sophisticated data comparison and harmonisation tool, Harmony dramatically simplifies and accelerates the CES-D vs MASC harmonisation process. Through the utilisation of advanced natural language processing and AI techniques, Harmony is capable of comparing and harmonising questionnaire instruments in multiple languages. This is especially beneficial when dealing with multilingual or international studies, enabling seamless, comprehensive analysis. To utilise Harmony, simply select CES-D and MASC from Harmony’s extensive database or upload your own documents. Harmony’s powerful AI will then carefully analyze each item within the CES-D and MASC questionnaires, providing a comparative analysis with percentage matches for each item. In a field where precision is key, the CES-D vs MASC feature offered by Harmony is instrumental in aiding psychologists and researchers in garnering crucial insights, fueling further advancement in the understanding of mental health.