Feasibility, Acceptability, and Potential Impact of a Novel mHealth App for Smokers Ambivalent About Quitting: Randomized Pilot Study.

"Conflicts of Interest: JLH has received research support from Pfizer unrelated to this study. None of the other authors have financial or other conflicts of interest to report."

"This work was supported by a grant from the National Cancer Institute (R21CA234003; JBM principal investigator). Additional in-kind support for the app development was provided by Kaiser Permanente. We are deeply grateful to Brooks Tiffany for creating the user interface design of the app; Dhaval Patel for developing the app and supporting database; Hiren Desai for his technical support and sponsorship of this work; Tushar Gokhale and Kaiser Permanente’s Telehealth and Mobility team for their support of the app development; Kaiser Permanente’s Mobility Center of Excellence (particularly, Colin Moore, Tonja Williams, and Jocelyn Dela Rosa) for their technical review of the app and ongoing support; Ella Thompson for her assistance managing this study; Yishi Xian for her assistance enrolling participants and collecting follow-up data; Ladia Albertson-Junkans for programming the REDCap surveys; Dr Andrea Cook for her statistical consulting; Sarah Randall for her help preparing this manuscript, and Umesh Singh for his analytic programming support. "

"Trial Registration ClinicalTrials.gov NCT04560868; https://clinicaltrials.gov/ct2/show/NCT04560868"