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Identifying Protective Health Behaviors on Twitter: Observational Study of Travel Advisories and Zika Virus

Identifying Protective Health Behaviors on Twitter: Observational Study of Travel Advisories and Zika Virus

person, travel consideration, and travel change tweets from the keyword filtered tweets.Identifying Relevant TweetsOur data come from a set of 15 million Zika-related tweets from March 1, 2015, to October 31, 2016, with about 7 million in English, described in Daughton

Ashlynn R Daughton, Michael J Paul

J Med Internet Res 2019;21(5):e13090


Comparison of Social Media, Syndromic Surveillance, and Microbiologic Acute Respiratory Infection Data: Observational Study

Comparison of Social Media, Syndromic Surveillance, and Microbiologic Acute Respiratory Infection Data: Observational Study

≤.001), and nausea and fever were nonsignificant but had AUC values over 0.5 (AUC=0.52; P=.11 and AUC=0.51; P=.28, respectively).No relationship existed between either feature set and the number of symptoms using a ridge regression analysis (tweet topics: r=

Ashlynn R Daughton, Rumi Chunara, Michael J Paul

JMIR Public Health Surveill 2020;6(2):e14986


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

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


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

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


Global Research on Coronaviruses: An R Package

Global Research on Coronaviruses: An R Package

Second, the convergence in coding languages, in particular functional languages such as R (R Foundation for Statistical Computing), Python (Python Software Foundation), or Julia, has helped facilitate the communications between researchers.

Thierry Warin

J Med Internet Res 2020;22(8):e19615


Transmission Dynamics of the COVID-19 Epidemic at the District Level in India: Prospective Observational Study

Transmission Dynamics of the COVID-19 Epidemic at the District Level in India: Prospective Observational Study

Further, the serial interval data were fitted to weibull, log-normal, log-logistic, and generalized gamma distributions using the Flexsurv package in R software version 4.0.0 [18].

Suman Saurabh, Mahendra Kumar Verma, Vaishali Gautam, Nitesh Kumar, Akhil Dhanesh Goel, Manoj Kumar Gupta, Pankaj Bhardwaj, Sanjeev Misra

JMIR Public Health Surveill 2020;6(4):e22678


Applying Computerized Adaptive Testing to the Negative Acts Questionnaire-Revised: Rasch Analysis of Workplace Bullying

Applying Computerized Adaptive Testing to the Negative Acts Questionnaire-Revised: Rasch Analysis of Workplace Bullying

The NAQ-R was professionally translated into Chinese by authors in Taiwan using a back-translation technique (English-Chinese-English).

Shu-Ching Ma, Tsair-Wei Chien, Hsiu-Hung Wang, Yu-Chi Li, Mei-Shu Yui

J Med Internet Res 2014;16(2):e50


Novel Method to Efficiently Create an mHealth App: Implementation of a Real-Time Electrocardiogram R Peak Detector

Novel Method to Efficiently Create an mHealth App: Implementation of a Real-Time Electrocardiogram R Peak Detector

It has been known for a while that the R-R pattern can be used to detect AF events when they occur or even predict them [5].

Vadim Gliner, Joachim Behar, Yael Yaniv

JMIR Mhealth Uhealth 2018;6(5):e118


Information Needs About Cancer Treatment, Fertility, and Pregnancy: Qualitative Descriptive Study of Reddit Threads

Information Needs About Cancer Treatment, Fertility, and Pregnancy: Qualitative Descriptive Study of Reddit Threads

Given that there is no specific subreddit for oncofertility, we searched four relevant subreddits: r/Cancer, r/BabyBumps, r/Tryingforababy, and r/Infertility. Threads were gathered from each subreddit by searching relevant terms or words.

Ria Garg, Nevena Rebić, Mary A De Vera

JMIR Cancer 2020;6(2):e17771