Fig. 1From: Brief interventions for smoking and alcohol associated with the COVID-19 pandemic: a population survey in EnglandPredicted values for the percentage of past-year smokers, or increasing and higher risk alcohol users, reporting receipt of a brief intervention for smoking or alcohol – respectively—post-March 2020. N = 30,438. Lines represent predicted point estimates from the GAM modelled non-linearly using a smoothing term with nine basis functions. Shaded areas represent 95% confidence intervalsBack to article page