Bibliographic and meta-analytic study whose purpose was to present a diagnosis of the characteristics of the undergraduate and postgraduate theses that have been carried out in the state and private universities of Lima, Peru, related to the mental health research, emphasizing the most frequently studied psychological indicators between 2016 and 2021. The study included a sample of 22 universities, both state and private, located in Metropolitan Lima, including Psychology, Medicine and Graduate Schools. In order to collect the information, an identification matrix of 43 psychological indicators linked to mental health in the theses reviewed, was prepared. The information was collected from the Institutional Repositories of each university where we got fully access to the degree theses, supported and approved by the graduates. Only theses related to the field of Mental Health were registe...