Fig. 2From: Methodological approaches to imputing early-pregnancy weight based on weight measures collected during pregnancyImputed weights vs. observed weights (kg) of eight randomly selected subjects from Study II testing set based on the four different imputation methods (assigning the nearest weight measure, arithmetic imputation using the nearest two weight measures, mixed-effects model with the lowest mean absolute error, generalized estimating equation (GEE) model with the lowest mean absolute error), Dar es Salaam, Tanzania, 2010–2013Back to article page