Mindfulness-Based Interventions: Efficacy in Reducing Anxiety and Improving Cognitive Performance in Latin America - Statistical Database

Database compiled from scientific literature review and PAHO/WHO sources on mindfulness-based interventions (MBI, MBSR, MBCT) and their efficacy in Latin America. Includes four data sheets: (1) Clinical studies with pre/post data on anxiety reduction and cognitive effects in Venezuela, Brazil, Mexico and Latino populations in the U.S. (n=226 ALMA program, 2023; n=153 Venezuela, 2023; n=818 nursing meta-analysis Brazil, 2023); (2) Prevalence of anxiety disorders by country according to PAHO/WHO 2021 – Brazil leads with 9.3%, regional average 7.3% vs 4.7% global, treatment gap of 73.9%; (3) Mental health access indicators and scientific publication trends in the region (2015-2024); (4) Cognitive effects of MBI based on global reference meta-analyses (d=-1.26 anxiety, d=-0.56 rumination, improvements in attention d=0.37, working memory d=0.35). Data collected from PubMed/PMC, SciELO, BVS, JAMA, Cochrane, UNDP and PAHO. Collection date: February 2026.