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SURVEYS

Data Collection
Completed

Summary Sheets Released

Final Reports
Released

By the Numbers

Explore completed PHIA surveys by the numbers, including data collection dates, number of households interviewed, and number of blood draws.

Survey Timeline

Find more detailed information on each PHIA survey’s timeline, including status of data collection, reports, and datasets.

Recent PHIA News
PHIA in the Time of COVID-19

PHIA in the Time of COVID-19

Over the past several weeks, the COVID-19 pandemic has had a dramatic impact on our lives and our work. It has affected our day-to-day activities, including efforts to advance many of our projects around the world.  Yet, our commitment remains unwavering.