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Table 1 Number of counties that are locally clustered with other counties having the same Granger causality at the 0.05 level of significance

From: Revealing associations between spatial time series trends of COVID-19 incidence and human mobility: an analysis of bidirectionality and spatiotemporal heterogeneity

 

Wave 1

Wave 2

Wave 3

COVID-19 → Mobility

23 (149)

3 (89)

5 (60)

Mobility → COVID-19

2 (44)

0 (9)

7 (57)

  1. The numbers in parentheses indicate the total number of counties with significant Granger causality of each type