Fig. 2
Change in composite memory and executive function scores per IQR increase in NO2 (11.10 μg/m3), PM10 (2.35 μg/m3), PM2.5 (2.50 μg/m3) and ozone (21.25 μg/m3) concentrations: single pollutant mixed-effects model effect estimates for 768 ELSA participants that were residents of London, adjusted for age, gender, number of interviews, smoking status and physical activity