Fig 1.
Study flow diagram.
Table 1.
Demographic characteristics of the study sample: National Health and Nutrition Examination Survey (2011–2014).
Table 2.
Performance of the machine-learning algorithms on the test data for each study outcome.
Fig 2.
Receiver-operating characteristics curves for the five analyzed predictive models for each outcome.
Fig 3.
Variable importance plot in the extreme gradient boosting trees models for each outcome.
Table 3.
Performance of the machine-learning algorithms on the test data for each study outcome when including clinical dental predictorsa.