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Evaluating the Effect of the JUUL2 System With 5 Flavors on Cigarette Smoking and Tobacco Product Use Behaviors Among Adults Who Smoke Cigarettes: 6-Week Actual Use Study

Evaluating the Effect of the JUUL2 System With 5 Flavors on Cigarette Smoking and Tobacco Product Use Behaviors Among Adults Who Smoke Cigarettes: 6-Week Actual Use Study

This was intended to mirror real-world self-selection for product use, as individuals who were not interested in using or purchasing a specific flavor of a consumer product would be unlikely to purchase and adopt it.

Nicholas I Goldenson, Saul Shiffman, Mark A Sembower, Arielle Selya, Steve Pype, Ryan A Black

Interact J Med Res 2025;14:e60620

A New Questionnaire to Assess Respiratory Symptoms (The Respiratory Symptom Experience Scale): Quantitative Psychometric Assessment and Validation Study

A New Questionnaire to Assess Respiratory Symptoms (The Respiratory Symptom Experience Scale): Quantitative Psychometric Assessment and Validation Study

The exclusion criteria were as follows: have a first-degree relative who is a current or former employee of the tobacco or e-cigarette industry, have a household member in litigation with a tobacco or e-cigarette company, and have participated in marketing research pertaining to tobacco or e-cigarettes in the past month. The study was approved by the Sterling institutional review board (protocol 8613, approved January 7, 2021).

Saul Shiffman, Stacey A McCaffrey, Michael J Hannon, Nicholas I Goldenson, Ryan A Black

JMIR Form Res 2023;7:e44036

Measurement of Quality of Life in Patients with Mycosis Fungoides/Sézary Syndrome Cutaneous T-Cell Lymphoma: Development of an Electronic Instrument

Measurement of Quality of Life in Patients with Mycosis Fungoides/Sézary Syndrome Cutaneous T-Cell Lymphoma: Development of an Electronic Instrument

Of the 21 participants, 16 (76%) reported a diagnosis of MF, 3 (14%) reported a diagnosis of SS, and 2 (10%) did not report a diagnosis. The average disease length was 10 (SD 9.50) years, with a range of Based on the qualitative analysis, 43 of the 60 codes developed from the coding scheme reached agreement of a Cohen kappa at or above 0.65. Saturation was reached after 15 patients, suggesting an adequate sample size.

Stacey McCaffrey, Ryan A Black, Mitchell Nagao, Marjan Sepassi, Gaurav Sharma, Susan Thornton, Youn H Kim, Julia Braverman

J Med Internet Res 2019;21(1):e11302

Monitoring of Internet Forums to Evaluate Reactions to the Introduction of Reformulated OxyContin to Deter Abuse

Monitoring of Internet Forums to Evaluate Reactions to the Introduction of Reformulated OxyContin to Deter Abuse

The ERo provides a relative estimate of the extent to which a product was being endorsed during each time period by calculating a ratio of probabilities (eg, probability of endorsing product A in the postintroduction period divided by probability of discouraging product A in the postintroduction period), commonly referred to as a relative risk [12].

Emily C C McNaughton, Paul M Coplan, Ryan A Black, Sarah E Weber, Howard D Chilcoat, Stephen F Butler

J Med Internet Res 2014;16(5):e119