“…Across all studies, including cross-sectional and a few longitudinal designs, about 5–70% of the participants reported trying to quit or reduce tobacco use, or reported quitting altogether. 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , 52 Approximately 7–55% of participants increased use or relapsed, 46 , 47 , 48 , 51 , 53 , 54 , 55 , 56 and 14–93% of participants reported no change in tobacco use. 46 , 47 , 48 , 51 , 53 , 54 , 57 , 58 Importantly, although some studies have reported a decrease in the overall prevalence or amount of cigarette smoking during the pandemic, 59 , 60 others report no change in use frequency or even an increase in the number of cigarettes smoked per day 60 , 61 , 62 , 63 or an increase in the amount of other tobacco products used (eg, cigars, cigarillos).…”