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Scatterplots of relationship between instrument predictions and actual outcomes with linear regression lines (a) Instrument prediction of cold severity on x-axis compared with actual subsequent severity by AUC on y-axis with linear regression line. R2=0.119 (95% CI: 0.074–0.163). (b) Instrument prediction of cold duration on x-axis compared with actual duration in days on y-axis with linear regression line. R 2=0.00006 (95% CI: −0.001–0.001).
