Fig. 2From: A technique to determine the fastest age-adjusted masters marathon world recordsBest-fit resultant curves from the subsample (N = 11) of lowest WR/WRpred2 ratio (and, therefore, fastest WRadj) superimposed over the Fig. 1 scatterplot for each sex. The top ten WRadj marathoners within the 35–79 age range are indicated by open diamonds. The open WR for each sex is indicated by open circles Back to article page