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Use of causal diagrams to inform the design and interpretation of observational studies: an example from the study of heart and renal protection (SHARP)

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Highlights: Skipped meals, and e-cigarette use are linked to frequent headaches in youth Anxiety and mood disorders are also associated with increased headache risk Regular family dinners and avoiding e-cigarettes may reduce headache frequency Neurology , sheds light on the correlation between irregular meals, substance use, and the frequency of headaches among youth (1 Trusted Source Lifestyle factors, substance use, and frequent recurrent headaches in youth: Data from a Canadian population-based observational study Go to source)