Educational intervention through a comic book for preoperative anxiety in children, adolescents, and their parents: A randomized clinical trial.

Background: Reducing preoperative anxiety can help optimize surgical care.

Aim: To analyze the effectiveness of verbal guidance by nurses versus verbal guidance combined with a comic book on preoperative anxiety in children and their parents.

Methods: We conducted a randomized parallel, two-group controlled clinical trial in the pediatric ward and a blinded anxiety assessment in the operating room of a Brazilian hospital.

Children's Anxiety and Factors Related to the COVID-19 Pandemic: An Exploratory Study Using the Children's Anxiety Questionnaire and the Numerical Rating Scale.

The repercussions of the COVID-19 pandemic on children's lives deserve attention. This study aimed to assess the prevalence of anxiety among Brazilian children and its associated factors during social distancing during COVID-19. We used a cross-sectional design with an online survey from April to May 2020 in Brazil.