Evaluation and Future Challenges in a Self-Guided Web-Based Intervention With and Without Chat Support for Depression and Anxiety Symptoms During the COVID-19 Pandemic: Randomized Controlled Trial

Alejandro Dominguez-Rodriguez   ^{1, 2} , PhD ;   Sergio Sanz-Gomez   ^{2, 3} , MD ;   Leivy Patricia González Ramírez   ⁴ , PhD ;   Paulina Erika Herdoiza-Arroyo   ⁵ , PhD ;   Lorena Edith Trevino Garcia   ⁶ , MD ;   Anabel de la Rosa-Gómez   ⁷ , PhD ;   Joel Omar González-Cantero   ⁸ , PhD ;   Valeria Macias-Aguinaga   ⁹ , MD ;   Paulina Arenas Landgrave   ¹⁰ , PhD ;   Sarah Margarita Chávez-Valdez   ^{11, 12} , PhD

¹ Department of Psychology, Health and Technology, University of Twente, Enschede, Netherlands

² Health Sciences Area, Valencian International University, Valencia, Spain

³ Universidad de Sevilla, Seville, Spain

⁴ School of Medicine and Health Sciences, Tecnologico de Monterrey, Zapopan, Mexico

⁵ School of Psychology, Universidad Internacional del Ecuador, Quito, Ecuador

⁶ Independent Researcher, Oslo, Norway

⁷ Faculty of Higher Studies Iztacala, National Autonomous University of Mexico, Mexico City, Mexico

⁸ Department of Behavioral Sciences, Centro Universitario de los Valles, Universidad de Guadalajara, Guadalajara, Mexico

⁹ Independent Researcher, Quito, Ecuador

¹⁰ Faculty of Psychology, National Autonomous University of Mexico, Mexico City, Mexico

¹¹ Escuela Libre de Psicología AC, ELPAC, University of Behavioral Sciences, Chihuahua, Mexico

¹² Social Sciences Department, Universidad Autónoma de Ciudad Juárez, Ciudad Juárez, Mexico