Table 3.

Vaccine effectiveness (VE) against COVID-19 hospitalization among adults stratified in medical centers.

	VE (95% confidence interval)	P-value
VE after 1 dose (D1)
D1 + 7D	79.1 ([67.0; 86.8]	< 0.001
D1 + 14D	84.0 [72.6; 90.6]	< 0.001
D1 + 21D	87.0 [76.0; 92.9]	< 0.001
D1 + 21D	88.3 [76.3; 94.2]	< 0.001
VE after 2 doses (D2)
D2 + 7 D	96.2 [86.8; 98.9]	< 0.001
D2 + 14D	95.5 [84.1; 98.8]	< 0.001