Use of a Mobile Phone App to Treat Depression Comorbid With Hypertension or Diabetes: A Pilot Study in Brazil and Peru

Paulo Menezes   ^{1, 2 *} , MD, PhD ;   Julieta Quayle   ^{1 *} , Psych, MA, PhD ;   Heloísa Garcia Claro   ^{1 *} , BSN, MSc, PhD ;   Simone da Silva   ^{1, 3 *} , MD, PhD ;   Lena R Brandt   ^{4 *} , BA, MA ;   Francisco Diez-Canseco   ^{4 *} , BA, MPH ;   J Jaime Miranda   ^{4, 5 *} , MD, PhD ;   LeShawndra N Price   ^{6 *} , PhD ;   David C Mohr   ^{7 *} , PhD ;   Ricardo Araya   ^{8 *} , MD, PhD

¹ Population Mental Health Research Centre, Universidade de São Paulo, São Paulo, Brazil

² Department of Preventive Medicine, University of São Paulo, São Paulo, Brazil

³ Faculdade Israelita de Ciências da Saúde Albert Einstein, São Paulo, Brazil

⁴ Centre of Excellence in Chronic Diseases, Universidad Peruana Cayetano Heredia, Lima, Peru

⁵ Department of Medicine, School of Medicine, Universidad Peruana Cayetano Heredia, Lima, Peru

⁶ National Institute of Mental Health, National Institutes of Health, Bethesda, MD, United States

⁷ Center for Behavioral Intervention Technologies, Northwestern University, Chicago, IL, United States

⁸ Centre for Global Mental Health and Primary Care Research, Health Service and Population Research, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

*all authors contributed equally