The figure is a flow diagram showing the inclusion criteria, exclusion criteria, and sample sizes for each health outcome for the National Health and Nutrition Examination Survey 2017 through March 2020 prepandemic data files.

FigureFlow diagram showing sample included for 2017–March 2020 estimates

1Of the 7,948 adults with at least one recorded blood pressure measurement, 7,918 (99.6%) had three recorded blood pressure measurements.

NOTES: Samples are not mutually exclusive. MEC is mobile examination center.

SOURCE: National Center for Health Statistics, National Health and Nutrition Examination Survey, 2017–March 2020 prepandemic data files.

From: Number 158, National Health and Nutrition Examination Survey 2017–March 2020 Prepandemic Data Files—Development of Files and Prevalence Estimates for Selected Health Outcomes

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