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Recent Articles
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Breathe Easier Online: Evaluation of a Randomized Controlled Pilot Trial of an Internet-Based Intervention to Improve Well-being in Children and Adolescents With a Chronic Respiratory Condition by Peter A Newcombe, Tamara L Dunn, Leanne M Casey, Jeanie K Sheffield, Helen Petsky, Sophie Anderson-James, Anne B Chang (Published on 08 Feb 2012) Background: Chronic respiratory illnesses are the most common group of childhood chronic health conditions and are overrepresented in socially isolated groups. Objective: To conduct a randomized controlled pilot trial to evaluate the efficacy of Breathe Easier Online (BEO), an Internet-based problem-solving program with minimal facilitator involvement to improve psychosocial well-being in children and adolescents with a chronic respiratory condition. Methods: We randomly assigned 42 socially isolated children and adolescents (18 males), aged between 10 and 17 years to either a BEO (final n = 19) or a wait-list control (final n = 20) condition. In total, 3 participants (2 from BEO and 1 from control) did not complete the intervention. Psychosocial well-being was operationalized through... |
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Interpreting the Outcomes of Automated Internet-Based Randomized Trials:
Example of an International Smoking Cessation Study by Yan Leykin, Adrian Aguilera, Leandro D Torres, Eliseo J Pérez-Stable, Ricardo F Muñoz (Published on 07 Feb 2012) Background: Smoking is one of the largest contributors to the global burden of disease. Internet interventions have been shown to reduce smoking rates successfully. However, improved methods of evaluating effectiveness need to be developed for large-scale Internet intervention trials. Objective: To illustrate a method to interpret outcomes of large-scale, fully automated, worldwide Internet intervention trials. Methods: A fully automated, international, Internet-based smoking cessation randomized controlled trial was conducted in Spanish and English, with 16,430 smokers from 165 countries. The randomized controlled trial replicated a published efficacy trial in which, to reduce follow-up attrition, 1000 smokers were followed up by phone if they did not provide online follow-up data.... |
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