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. 2017 Oct 2;12(10):e0185051. doi: 10.1371/journal.pone.0185051

Table 3. Interaction of unhealthy factor with region.

Region % Voting Shift* Standard Error P
Midwest (Reference) ref
Northeast -1.26 1.70 0.46
South -9.83 1.35 <0.0001
West -8.62 1.75 <0.0001

*adjusted for demographic variables