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Table 1 Summary of coverage in IMS claims data.

From: ORBiT: Oak Ridge biosurveillance toolkit for public health dynamics

Region States Z GIS Z claims % coverage
HHS-I CT, ME, MA, NH, RI, VT 1781 813 45.7
HHS-II NJ, NY 2279 1242 54.5
HHS-III DE, DC, MD, PA, VA, WV 4019 1623 40.4
HHS-IV AL, FL, GA, KY, MS, NC, SC, TN 5470 2836 51.8
HHS-V IL, IN, MI, MN, OH, WI 6012 2647 44.0
HHS-VI AR, LA, NM, OK, TX 4134 1744 42.2
HHS-VII IA, KS, MO, NE 3315 996 30.0
HHS-VIII CO, MT, ND, SD, UT, WY 2105 597 28.4
HHS-IX AZ, CA, HI, NV 2382 1391 58.4
HHS-X AK, ID, OR, WA 1551 585 37.7