Fig. 1From: Fat-free mass prediction equations for bioelectric impedance analysis compared to dual energy X-ray absorptiometry in obese adolescents: a validation studyPercentage of accurate predictions (a), percentage bias (b), and root mean squared prediction error (RMSE) (c) for 18 fat-free mass predictive equations in obese girls ■ (n = 61) and boys □ (n = 42). For each panel, the data are sorted by mean values of all adolescents (line)Back to article page