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Journal of Patient-Reported Outcomes
Fig. 1 | Journal of Patient-Reported Outcomes

Fig. 1

From: Combining patient reported outcomes and EHR data to understand population level treatment needs: correcting for selection bias in the migraine signature study

Fig. 1

Flowchart of population selection and sampling based on EHR data. MPA5Y > 10 Patient is likely to have had migraine at some point in the past 5 years. **MPA2Y > 10 Patient is likely to have used care for migraine in the past 2 years. ***Headache Care NOS5Y: Care for Headache Not Otherwise Specified during the study period

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