ArcGIS 2. Iden9fy the US census block group where each par9cipant resides using ArcGIS 3. Transfer data to UNC securely • Data include WIHSID, and a FIPS code that incorporates all the census divisions down to the block group level, matching sta9s9cs, but NO addresses/la9tude/longitude 4. UNC study staff will merge WIHSIDs with census data and delete block group iden9fier, for a de-‐ iden9fied dataset Tutorial on YouTube: hMp://youtu.be/ZD2AX_a1O14