Vol 9, No 5 (2021): May

The Effect of Sensor Placement and Number on Physical Activity Recognition and Energy Expenditure Estimation in Older Adults: Validation Study

Anis Davoudi, Mamoun T Mardini, David Nelson, Fahd Albinali, Sanjay Ranka, Parisa Rashidi, Todd M Manini

JMIR Mhealth Uhealth 2021 (May 03); 9(5):e23681

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Pain Assessment Tool With Electrodermal Activity for Postoperative Patients: Method Validation Study

Seyed Amir Hossein Aqajari, Rui Cao, Emad Kasaeyan Naeini, Michael-David Calderon, Kai Zheng, Nikil Dutt, Pasi Liljeberg, Sanna Salanterä, Ariana M Nelson, Amir M Rahmani

JMIR Mhealth Uhealth 2021 (May 05); 9(5):e25258

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Acute Exacerbation of a Chronic Obstructive Pulmonary Disease Prediction System Using Wearable Device Data, Machine Learning, and Deep Learning: Development and Cohort Study

Chia-Tung Wu, Guo-Hung Li, Chun-Ta Huang, Yu-Chieh Cheng, Chi-Hsien Chen, Jung-Yien Chien, Ping-Hung Kuo, Lu-Cheng Kuo, Feipei Lai

JMIR Mhealth Uhealth 2021 (May 06); 9(5):e22591

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Mobile Health–Based Thermometer for Monitoring Wound Healing After Endovascular Therapy in Patients With Chronic Foot Ulcer: Prospective Cohort Study

Donna Shu-Han Lin, Jen-Kuang Lee

JMIR Mhealth Uhealth 2021 (May 07); 9(5):e26468

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Usability and Accuracy of a Smartwatch for the Assessment of Physical Activity in the Elderly Population: Observational Study

Matteo Martinato, Giulia Lorenzoni, Tommaso Zanchi, Alessia Bergamin, Alessia Buratin, Danila Azzolina, Dario Gregori

JMIR Mhealth Uhealth 2021 (May 05); 9(5):e20966

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Exploring Breaks in Sedentary Behavior of Older Adults Immediately After Receiving Personalized Haptic Feedback: Intervention Study

Sofie Compernolle, Delfien Van Dyck, Greet Cardon, Ruben Brondeel

JMIR Mhealth Uhealth 2021 (May 10); 9(5):e26387

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Noninvasive Bioimpedance Methods From the Viewpoint of Remote Monitoring in Heart Failure

Pawel Krzesinski, Aleksander Sobotnicki, Adam Gacek, Janusz Siebert, Andrzej Walczak, Piotr Murawski, Grzegorz Gielerak

JMIR Mhealth Uhealth 2021 (May 05); 9(5):e25937

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Meal-time Smartphone Use in an Obesogenic Environment: Two Longitudinal Observational Studies

Joceline Y Y Yong, Eddie M W Tong, Jean C J Liu

JMIR Mhealth Uhealth 2021 (May 06); 9(5):e22929

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Real-Time UV Measurement With a Sun Protection System for Warning Young Adults About Sunburn: Prospective Cohort Study

June K Robinson, Shiv Patel, Seung Yun Heo, Elizabeth Gray, Jaeman Lim, Kyeongha Kwon, Zach Christiansen, Jeffrey Model, Jacob Trueb, Anthony Banks, Mary Kwasny, John A Rogers

JMIR Mhealth Uhealth 2021 (May 06); 9(5):e25895

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Commercially Available Apps to Support Healthy Family Meals: User Testing of App Utility, Acceptability, and Engagement

Chelsea E Mauch, Rachel A Laws, Ivanka Prichard, Anthony J Maeder, Thomas P Wycherley, Rebecca K Golley

JMIR Mhealth Uhealth 2021 (May 07); 9(5):e22990

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Acceptability of the Pregnancy, Exercise, and Nutrition Research Study With Smartphone App Support (PEARS) and the Use of Mobile Health in a Mixed Lifestyle Intervention by Pregnant Obese and Overweight Women: Secondary Analysis of a Randomized Controlled Trial

Ellen M Greene, Eileen C O'Brien, Maria A Kennelly, Orna A O'Brien, Karen L Lindsay, Fionnuala M McAuliffe

JMIR Mhealth Uhealth 2021 (May 12); 9(5):e17189

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Postmarketing Safety Monitoring After Influenza Vaccination Using a Mobile Health App: Prospective Longitudinal Feasibility Study

Minh Tam H Nguyen, Gérard Krause, Brigitte Keller-Stanislawski, Stephan Glöckner, Dirk Mentzer, Jördis J Ott

JMIR Mhealth Uhealth 2021 (May 07); 9(5):e26289

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Smartphone Usage Among Doctors in the Clinical Setting in Two Culturally Distinct Countries: Cross-sectional Comparative Study

Anjali Ajay Nair, Samreen Afroz, Bushra Urooj Ahmed, Uzma Urooj Ahmed, Chi Chung Foo, Hind Zaidan, Martin Corbally

JMIR Mhealth Uhealth 2021 (May 10); 9(5):e22599

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Predictors of Walking App Users With Comparison of Current Users, Previous Users, and Informed Nonusers in a Sample of Dutch Adults: Questionnaire Study

Gert-Jan De Bruijn, Joan Martine Dallinga, Marije Deutekom

JMIR Mhealth Uhealth 2021 (May 12); 9(5):e13391

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A Smartphone App (TRIANGLE) to Change Cardiometabolic Risk Behaviors in Women Following Gestational Diabetes Mellitus: Intervention Mapping Approach

Anne Lotte Potzel, Christina Gar, Jochen Seissler, Andreas Lechner

JMIR Mhealth Uhealth 2021 (May 11); 9(5):e26163

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Engagement With a Health Information Technology–Augmented Self-Management Support Program in a Population With Limited English Proficiency: Observational Study

Leah Machen, Margaret A Handley, Neil Powe, Delphine Tuot

JMIR Mhealth Uhealth 2021 (May 11); 9(5):e24520

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Influence Mechanism of the Affordances of Chronic Disease Management Apps on Continuance Intention: Questionnaire Study

Yongmei Liu, Fei Jiang, Peiyang Lin

JMIR Mhealth Uhealth 2021 (May 13); 9(5):e21831

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Feasibility of a Waistband-Type Wireless Wearable Electrocardiogram Monitoring System Based on a Textile Electrode: Development and Usability Study

Danbi Gwon, Hakyung Cho, Hangsik Shin

JMIR Mhealth Uhealth 2021 (May 11); 9(5):e26469

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The Use of Head-Worn Displays for Vital Sign Monitoring in Critical and Acute Care: Systematic Review

Francine Elrose, Andrew Hill, David Liu, Isaac Salisbury, Thien LeCong, Robert G Loeb, Penelope Sanderson

JMIR Mhealth Uhealth 2021 (May 11); 9(5):e27165

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On-site Dining in Tokyo During the COVID-19 Pandemic: Time Series Analysis Using Mobile Phone Location Data

Miharu Nakanishi, Ryosuke Shibasaki, Syudo Yamasaki, Satoshi Miyazawa, Satoshi Usami, Hiroshi Nishiura, Atsushi Nishida

JMIR Mhealth Uhealth 2021 (May 11); 9(5):e27342

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