scholarly journals Optimizing Coaching During Online Relationship Education for Low-Income Couples: A Precision Medicine Research Protocol (Preprint)

10.2196/33047 ◽  
2021 ◽  
Author(s):  
S. Gabe Hatch ◽  
Diana Lobaina ◽  
Brian D. Doss
2021 ◽  
Author(s):  
S. Gabe Hatch ◽  
Diana Lobaina ◽  
Brian D. Doss

BACKGROUND In-person relationship education classes funded by the federal government tend to experience relatively high attrition rates and have only limited effects on relationships. In contrast, low-income couples tend to report meaningful gains from online relationship education when provided with individualized coach contact. However, little is known about the method and intensity of practitioner contact that a couple requires to complete the online program and receive the intended benefit. OBJECTIVE The current protocol seeks to: a) use the within-group models to create an algorithm to assign future couples to different programs and level of coach contact, b) identify the most powerful predictors of treatment adherence and gains in relationship satisfaction within three different levels of coaching, and c) examine the most powerful predictors of treatment adherence and gains in relationship satisfaction between three levels of coach contact. METHODS To accomplish these goals, this project intends to use data from an online Sequential Multiple Assignment Randomized Trial of the OurRelationship and ePREP programs where the method and type of coach contact were randomly varied across 1,248 couples (2,496 individuals) with the hope of advancing theory in this area and generating accurate predictions. RESULTS The current protocol was funded by the U.S. Department of Health and Human Services, Administration for Children and Families, Grant Number 90PD0309. CONCLUSIONS Some of the direct benefits from this protocol include benefits to social services programs administrators, tailoring of more effective relationship education, and the effective delivery of evidence- and web-based relationship health interventions. CLINICALTRIAL The current protocol was pre-registered with ClinicalTrials.gov (NCT02806635).


Author(s):  
Diana C. Garofalo ◽  
Howard A. Rosenblum ◽  
Yuan Zhang ◽  
Ying Chen ◽  
Paul S. Appelbaum ◽  
...  

2020 ◽  
Vol 30 (Suppl 1) ◽  
pp. 217-228 ◽  
Author(s):  
Sanjay Basu ◽  
James H. Faghmous ◽  
Patrick Doupe

  Precision medicine research designed to reduce health disparities often involves studying multi-level datasets to understand how diseases manifest disproportionately in one group over another, and how scarce health care resources can be directed precisely to those most at risk for disease. In this article, we provide a structured tutorial for medical and public health research­ers on the application of machine learning methods to conduct precision medicine research designed to reduce health dispari­ties. We review key terms and concepts for understanding machine learning papers, including supervised and unsupervised learning, regularization, cross-validation, bagging, and boosting. Metrics are reviewed for evaluating machine learners and major families of learning approaches, including tree-based learning, deep learning, and ensemble learning. We highlight the advan­tages and disadvantages of different learning approaches, describe strategies for interpret­ing “black box” models, and demonstrate the application of common methods in an example dataset with open-source statistical code in R.Ethn Dis. 2020;30(Suppl 1):217-228; doi:10.18865/ed.30.S1.217


2019 ◽  
Vol 21 (10) ◽  
pp. 2319-2327 ◽  
Author(s):  
Maya Sabatello ◽  
Ying Chen ◽  
Yuan Zhang ◽  
Paul S. Appelbaum

PLoS ONE ◽  
2016 ◽  
Vol 11 (7) ◽  
pp. e0154850 ◽  
Author(s):  
Chanita Hughes Halbert ◽  
Jasmine McDonald ◽  
Susan Vadaparampil ◽  
LaShanta Rice ◽  
Melanie Jefferson

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