Fig. 3From: Sociodemographic characteristics associated with adolescent depression in urban and rural areas of Hubei province: a cross-sectional analysisCalibration plots of the nomogram for depression prediction of the (a) urban and (b) rural junior school student. X-axis represents the nomogram-predicted probability of depression; Y-axis represents the actual depression probability. A perfectly accurate nomogram prediction model would result in a plot that the observed and predicted probabilities for given groups fall along the 45-degree lineBack to article page