The overall COVID-19 case growth rates by school reopening plan estimated by the Poisson regression models..

Table 3: The overall COVID-19 case growth rates by school reopening plan estimated by the Poisson regression models.

	Case growth rate (SE)^c	OR (95% CI)	Adjusted OR (95% CI)
Reopening plan
In-person	0.028 (0.001)	Ref	Ref
Remote	0.016 (0.001)	0.987 (0.986, 0.989)	0.988 (0.986, 0.989)
Hybrid	0.042 (0.001)	1.015 (1.013, 1.016)	1.014 (1.013, 1.015)

^cStandard error
Note: The total cumulative cases were 2,538 in the remote plan, 4,933 in the hybrid plan, and 4,085 in the in-person plan districts. The case growth rates and base rates were adjusted by background risk and metropolitan status.