Table 5.

SARS-CoV-2 infection attack rate meta-analyses results

	Number of studies	n (infected cases)	N (contacts)	IAR (%)	95% CI	Cochrane Q	I2	Tau-square	P-Egger
Total	9	101	5698	1.45	0.31-3.26	139.84	94.3	0.0071	0.6249
Student	5	61	3645	1.66	0.08-4.78	106.25	96.2	0.0095	0.5852
School staff	5	15	704	1.18	0.00-4.43	23.91	83.3	0.0095	0.9612

CI – confidence interval, IAR – infection attack rate