Fig. 1From: Assessing the reliability of FTIR spectroscopy measurements and validity of bioelectrical impedance analysis as a surrogate measure of body composition among children and adolescents aged 8–19 years attending schools in Kampala, UgandaRegression and Bland-Altman plots for saliva D2O enrichment among children (left), young adolescents (middle) and older adolescents (right)Back to article page