Vol 9, No 4 (2021): April

Twelve-Lead Electrocardiogram Acquisition With a Patchy-Type Wireless Device in Ambulance Transport: Simulation-Based Randomized Controlled Trial

Sunyoung Yoon, Taerim Kim, Taehwan Roh, Hansol Chang, Sung Yeon Hwang, Hee Yoon, Tae Gun Shin, Min Seob Sim, Ik Joon Jo, Won Chul Cha

JMIR Mhealth Uhealth 2021 (Apr 01); 9(4):e24142

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Force-Sensitive Mat for Vertical Jump Measurement to Assess Lower Limb Strength: Validity and Reliability Study

Erik Vanegas, Yolocuauhtli Salazar, Raúl Igual, Inmaculada Plaza

JMIR Mhealth Uhealth 2021 (Apr 09); 9(4):e27336

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Relationship Between Major Depression Symptom Severity and Sleep Collected Using a Wristband Wearable Device: Multicenter Longitudinal Observational Study

Yuezhou Zhang, Amos A Folarin, Shaoxiong Sun, Nicholas Cummins, Rebecca Bendayan, Yatharth Ranjan, Zulqarnain Rashid, Pauline Conde, Callum Stewart, Petroula Laiou, Faith Matcham, Katie M White, Femke Lamers, Sara Siddi, Sara Simblett, Inez Myin-Germeys, Aki Rintala, Til Wykes, Josep Maria Haro, Brenda WJH Penninx, Vaibhav A Narayan, Matthew Hotopf, Richard JB Dobson, RADAR-CNS Consortium

JMIR Mhealth Uhealth 2021 (Apr 12); 9(4):e24604

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Effects of App-Based Transitional Care on the Self-Efficacy and Quality of Life of Patients With Spinal Cord Injury in China: Randomized Controlled Trial

Ting Liu, Sumei Xie, Yingmin Wang, Jie Tang, Xiaokuo He, Tiebin Yan, Kun Li

JMIR Mhealth Uhealth 2021 (Apr 01); 9(4):e22960

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Text Messaging Intervention for Young Smokers Experiencing Homelessness: Lessons Learned From a Randomized Controlled Trial

Sebastian Linnemayr, Rushil Zutshi, William Shadel, Eric Pedersen, Maria DeYoreo, Joan Tucker

JMIR Mhealth Uhealth 2021 (Apr 01); 9(4):e23989

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Slip Buddy App for Weight Management: Randomized Feasibility Trial of a Dietary Lapse Tracking App

Sherry Pagoto, Bengisu Tulu, Molly E Waring, Jared Goetz, Jessica Bibeau, Joseph Divito, Laurie Groshon, Matthew Schroeder

JMIR Mhealth Uhealth 2021 (Apr 01); 9(4):e24249

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Quality, Features, and Presence of Behavior Change Techniques in Mobile Apps Designed to Improve Physical Activity in Pregnant Women: Systematic Search and Content Analysis

Melanie Hayman, Kristie-Lee Alfrey, Summer Cannon, Stephanie Alley, Amanda L Rebar, Susan Williams, Camille E Short, Abby Altazan, Natalie Comardelle, Sinead Currie, Caitlin Denton, Cheryce L Harrison, Tayla Lamerton, Gabriela P Mena, Lisa Moran, Michelle Mottola, Taniya S Nagpal, Lisa Vincze, Stephanie Schoeppe

JMIR Mhealth Uhealth 2021 (Apr 07); 9(4):e23649

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Usability and Acceptability of a Mobile App for the Self-Management of Alcohol Misuse Among Veterans (Step Away): Pilot Cohort Study

Carol A Malte, Patrick L Dulin, John S Baer, John C Fortney, Anissa N Danner, Aline M K Lott, Eric J Hawkins

JMIR Mhealth Uhealth 2021 (Apr 08); 9(4):e25927

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Mobile Phone Intervention Based on an HIV Risk Prediction Tool for HIV Prevention Among Men Who Have Sex With Men in China: Randomized Controlled Trial

Ke Yun, Zhenxing Chu, Jing Zhang, Wenqing Geng, Yongjun Jiang, Willa Dong, Hong Shang, Junjie Xu

JMIR Mhealth Uhealth 2021 (Apr 13); 9(4):e19511

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Voice Interface Technology Adoption by Patients With Heart Failure: Pilot Comparison Study

Lida Anna Apergi, Margret V Bjarnadottir, John S Baras, Bruce L Golden, Kelley M Anderson, Jiling Chou, Nawar Shara

JMIR Mhealth Uhealth 2021 (Apr 01); 9(4):e24646

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Shaping Workflows in Digital and Remote Diabetes Care During the COVID-19 Pandemic via Service Design: Prospective, Longitudinal, Open-label Feasibility Trial

Katarina Braune, Karina Boss, Jessica Schmidt-Herzel, Katarzyna Anna Gajewska, Axel Thieffry, Lilian Schulze, Barbara Posern, Klemens Raile

JMIR Mhealth Uhealth 2021 (Apr 05); 9(4):e24374

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A Patient-Oriented App (ThessHF) to Improve Self-Care Quality in Heart Failure: From Evidence-Based Design to Pilot Study

Constantinos Bakogiannis, Anastasios Tsarouchas, Dimitrios Mouselimis, Charalampos Lazaridis, Efstratios K Theofillogianakos, Antonios Billis, Stergios Tzikas, Nikolaos Fragakis, Panagiotis D Bamidis, Christodoulos E Papadopoulos, Vassilios P Vassilikos

JMIR Mhealth Uhealth 2021 (Apr 13); 9(4):e24271

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Staff Perceptions of Preimplementation Barriers and Facilitators to a Mobile Health Antiretroviral Therapy Adherence Counseling Intervention in South Africa: Qualitative Study

Siobhan McCreesh-Toselli, John Torline, Hetta Gouse, Reuben N Robbins, Claude A Mellins, Robert H Remien, Jessica Rowe, Neshaan Peton, Stephan Rabie, John A Joska

JMIR Mhealth Uhealth 2021 (Apr 06); 9(4):e23280

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Leprosy Screening Based on Artificial Intelligence: Development of a Cross-Platform App

Márcio Luís Moreira De Souza, Gabriel Ayres Lopes, Alexandre Castelo Branco, Jessica K Fairley, Lucia Alves De Oliveira Fraga

JMIR Mhealth Uhealth 2021 (Apr 07); 9(4):e23718

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Noninvasive Hemoglobin Level Prediction in a Mobile Phone Environment: State of the Art Review and Recommendations

Md Kamrul Hasan, Md Hasanul Aziz, Md Ishrak Islam Zarif, Mahmudul Hasan, MMA Hashem, Shion Guha, Richard R Love, Sheikh Ahamed

JMIR Mhealth Uhealth 2021 (Apr 08); 9(4):e16806

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A Smartphone App Designed to Empower Patients to Contribute Toward Safer Surgical Care: Qualitative Evaluation of Diverse Public and Patient Perceptions Using Focus Groups

Stephanie Russ, Nick Sevdalis, Josephine Ocloo

JMIR Mhealth Uhealth 2021 (Apr 08); 9(4):e24065

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Diagnostic Accuracy of Ambulatory Devices in Detecting Atrial Fibrillation: Systematic Review and Meta-analysis

Tien Yun Yang, Li Huang, Shwetambara Malwade, Chien-Yi Hsu, Yang Ching Chen

JMIR Mhealth Uhealth 2021 (Apr 09); 9(4):e26167

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Smartphone Users’ Persuasion Knowledge in the Context of Consumer mHealth Apps: Qualitative Study

Eunsin Joo, Anastasia Kononova, Shaheen Kanthawala, Wei Peng, Shelia Cotten

JMIR Mhealth Uhealth 2021 (Apr 13); 9(4):e16518

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The Potential of mHealth as a Game Changer for the Management of Sickle Cell Disease in India

Ravindra Kumar, Aparup Das

JMIR Mhealth Uhealth 2021 (Apr 13); 9(4):e25496

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Designing an App to Overcome Language Barriers in the Delivery of Emergency Medical Services: Participatory Development Process

Eva Maria Noack, Jennifer Schulze, Frank Müller

JMIR Mhealth Uhealth 2021 (Apr 14); 9(4):e21586

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