Table 1 Comparison of geostatistical findings highlighting locations with high and low reported HCV infections, Massachusetts, 2002–2013
Location | Kernel density analysis | Getis-Ord GI* hotspot test (count) | Getis-Ord GI* hotspot test (rate) | Poisson space-time cluster test |
|---|---|---|---|---|
Greater Boston area | Higher caseload per square mile | Statistically significant hot spot | Statistically significant hot spot | Statistically significant hot spot |
South shore of Massachusetts | Higher caseload per square mile | Statistically significant hot spot | Statistically significant hot spot | Statistically significant hot spot |
Springfield | Higher caseload per square mile | Statistically significant hot spot | Statistically significant hot spot | No significant cluster |
Worcester | Higher caseload per square mile | Statistically significant hot spot | No significant cluster | No significant cluster |
Pittsfield | Higher caseload per square mile | Statistically significant hot spot | No significant cluster | No significant cluster |
Cape Cod | Higher caseload per square mile | Statistically significant hot spot | No significant cluster | No significant cluster |
North shore of Massachusetts | Higher caseload per square mile | No significant cluster | No significant cluster | No significant cluster |
Merrimack Valley | Higher caseload per square mile | No significant cluster | No significant cluster | No significant cluster |
Metro West | No discernable difference from state average | Statistically significant cold spot | Statistically significant cold spot | Statistically significant cold spot |