Rebecca Schnall

Columbia University
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Articles (11)

Year:

2023

Year:

2023

Objective To pilot test an infographic-based health communication intervention that our team rigorously designed and explore whether its implementation leads to better health outcomes among Latino persons with HIV (PWH). Materials and Methods Latino PWH (N = 30) living in New York City received the intervention during health education sessions at 3 study visits that occurred approximately 3 months apart. At each visit, participants completed baseline or follow-up assessments and laboratory data were extracted from patient charts. We assessed 6 outcomes (HIV-related knowledge, self-efficacy to manage HIV, adherence to antiretroviral therapy, CD4 count, viral load, and current and overall health status) selected according to a conceptual model that describes pathways through which communication influences health outcomes. We assessed changes in outcomes over time using quantile and generalized linear regression models controlling for the coronavirus disease 2019 (COVID-19) research pause and new patient status (new/established) at the time of enrollment. Results Most participants were male (60%) and Spanish-speaking (60%); 40% of participants identified as Mixed Race/Mestizo, 13.3% as Black, 13.3% as White, and 33.3% as “other” race. Outcome measures generally improved after the second intervention exposure. Following the third intervention exposure (after the COVID-19 research pause), only the improvements in HIV-related knowledge and current health status were statistically significant. Discussion and Conclusion Our infographic-based health communication intervention may lead to better health outcomes among Latino PWH, but larger trials are needed to establish efficacy. From this work, we contribute suggestions for effective infographic use for patient-provider communication to enhance patient education in clinical settings.

Year:

2023

The use of mobile health (mHealth technology) can be an effective intervention when considering chronic illnesses. Qualitative research methods were used to identify specific content and features for a mobile app for smoking cessation amongst people living with HIV (PWH). We conducted five focus group sessions followed by two Design Sessions with PWH who were or are currently chronic cigarette smokers. The first five groups focused on the perceived barriers and facilitators to smoking cessation amongst PWH. The two Design Sessions leveraged the findings from the focus group sessions and were used to determine the optimal features and user interface of a mobile app to support smoking cessation amongst PWH. Thematic analysis was conducted using the Health Belief Model and Fogg’s Functional Triad. Seven themes emerged from our focus group sessions: history of smoking, triggers, consequences of quitting smoking, motivation to quit, messages to help quit, quitting strategies, and mental health-related challenges. Functional details of the app were identified during the Design Sessions and used to build a functional prototype.

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2023

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2023

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2023

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2022

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2022

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2022

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2022

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2022

Collaborators (10)

Kah Poh Loh

University of Rochester Medical Center

UNITED STATES
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Po-Ju Lin

Research Assistant Professor

University of Rochester Medical Center

UNITED STATES
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Chunhua Weng

Columbia University

UNITED STATES
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Joachim Voss

Professor

Case Western Reserve University

UNITED STATES
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Cynthia Pearson

Professor

University of Washington

UNITED STATES
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J. Craig Phillips

Professor (Full)

University of Ottawa

CANADA
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Patricia A. Cioe

Brown University

UNITED STATES
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Caitlin Dreisbach

University of Virginia

UNITED STATES
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Hao Liu

Assistant Professor

Montclair State University

UNITED STATES
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Heidi D. Klepin

-

UNITED STATES
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