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Automatic Near Real-Time Outlier Detection and Correction in Cardiac Interbeat Interval Series for Heart Rate Variability Analysis: Singular Spectrum Analysis-Based Approach

While, ideally, all components of an R-R series originate from the SA node, the actual R-R series in both healthy and diseased subjects are contaminated by outliers due to artifacts and heart rhythm disturbances such as ectopic beats (ie, heart beats whose

Michael Lang

JMIR Biomed Eng 2019;4(1):e10740

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“Less Than A Wife”: A Study of Polycystic Ovary Syndrome Content in Teen and Women’s Digital Magazines

The following piece, titled 12 crazy-inspiring photos and details of weight loss success stories, appeared in Women’s Health:The Lifestyle: Courtney dove into daily workouts. She jumped rope, punched bags, and learned how to fight.

Ninive Sanchez, Hillary Jones

J Med Internet Res 2016;18(6):e89

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100 Million Views of Electronic Cigarette YouTube Videos and Counting: Quantification, Content Evaluation, and Engagement Levels of Videos

Videos related to electronic cigarettes and other alternative tobacco products (eg, little cigars, cigarillos, waterpipes, and smokeless tobacco) may portray these products in a particularly positive light [11-14].

Jidong Huang, Rachel Kornfield, Sherry L Emery

J Med Internet Res 2016;18(3):e67

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Time Series Visualizations of Mobile Phone-Based Daily Diary Reports of Stress, Physical Activity, and Diet Quality in Mostly Ethnic Minority Mothers: Feasibility Study

Both analyses were implemented through R [55], a free and downloadable statistical software program.

W Scott Comulada, Dallas Swendeman, Roxana Rezai, Nithya Ramanathan

JMIR Form Res 2018;2(2):e11062

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County-Level Social Distancing and Policy Impact in the United States: A Dynamical Systems Model

Bottom: Distancing was driven almost entirely by pre-policy behavior; policy had little to no effect.

Kevin L McKee, Ian C Crandell, Alexandra L Hanlon

JMIR Public Health Surveill 2020;6(4):e23902

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Views of People With High and Low Levels of Health Literacy About a Digital Intervention to Promote Physical Activity for Diabetes: A Qualitative Study in Five Countries

The single-item measure was highly correlated with the HLS-EU-16 in a subsample sample (r=.65, n=35, P<.001), providing reassurance that our single-item categorization assessing literacy problems in a health context was associated with health literacy problems

Alison Rowsell, Ingrid Muller, Elizabeth Murray, Paul Little, Christopher D Byrne, Kristin Ganahl, Gabriele Müller, Sarah Gibney, Courtney R Lyles, Antonia Lucas, Don Nutbeam, Lucy Yardley

J Med Internet Res 2015;17(10):e230

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Effects on Engagement and Health Literacy Outcomes of Web-Based Materials Promoting Physical Activity in People With Diabetes: An International Randomized Trial

Ingrid Muller, Alison Rowsell, Beth Stuart, Victoria Hayter, Paul Little, Kristin Ganahl, Gabriele Müller, Gerardine Doyle, Peter Chang, Courtney R Lyles, Don Nutbeam, Lucy Yardley

J Med Internet Res 2017;19(1):e21

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VA Video Connect for Clinical Care in Older Adults in a Rural State During the COVID-19 Pandemic: Cross-Sectional Study

Kalpana P Padala, Kerrie B Wilson, C Heath Gauss, Jessica D Stovall, Prasad R Padala

J Med Internet Res 2020;22(9):e21561

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Exploring the Association Between Self-Reported Asthma Impact and Fitbit-Derived Sleep Quality and Physical Activity Measures in Adolescents

.,” and the responses include the following: Not at all (5 points), A little bit, Somewhat, Quite a bit, and Very much (1 point). A higher SD score means less sleep disturbance.

Jiang Bian, Yi Guo, Mengjun Xie, Alice E Parish, Isaac Wardlaw, Rita Brown, François Modave, Dong Zheng, Tamara T Perry

JMIR Mhealth Uhealth 2017;5(7):e105

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Natural Language Processing Reveals Vulnerable Mental Health Support Groups and Heightened Health Anxiety on Reddit During COVID-19: Observational Study

Using k-means clustering, analysis of themes present in r/Anxiety, r/Depression, and r/PTSD found that the r/Anxiety and r/PTSD subreddits shared more common terms with each other than with the r/Depression subreddit [13].Reddit can also help monitor discussions

Daniel M Low, Laurie Rumker, Tanya Talkar, John Torous, Guillermo Cecchi, Satrajit S Ghosh

J Med Internet Res 2020;22(10):e22635

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