Table 2.

Correlation Matrix

Variables	(1)	(2)	(3)	(4)	(5)	(6)	(7)
(1) Incidence	1.000
(2) Mask Usage	−0.265 (0.060)	1.000
(3) Testing Frequency	−0.116 (0.418)	0.472 (0.000)	1.000
(4) Mobility	−0.010 (0.490)	0.503 (0.000)	0.529 (0.000)	1.000
(5) Population Density	−0.220 (0.121)	0.311 (0.026)	0.523 (0.000)	0.505 (0.000)	1.000
(6) Incidence2020	0.479 (0.000)	−0.376 (0.006)	−0.437 (0.001)	−0.334 (0.017)	−0.148 (0.301)	1.000
(7) Vaccination Rate	−0.611 (0.000)	0.603 (0.000)	0.452 (0.001)	0.248 (0.080)	0.183 (0.198)	−0.753 (0.000)	1.000

Incidence is the dependent variable and vaccination rate is the primary independent variable of interest. P-values are included in parentheses.