Fig. 1

Validity of physical activity energy expenditure predicted from self-report (PAEESR) vs. doubly labelled water based PAEE (PAEEDLW). Upper panel shows scatter plot with line of unity (dashed) and regression line (solid); lower panel shows differences between physical activity energy expenditure predicted from self-report (PAEESR) and PAEEDLW, plotted against PAEEDLW. Reference lines indicate mean difference (dotted) and 95% limits of agreement (dashed). n = 98