Table 1.

Mean, median and range of anti-RBD IgG values at T0 (day of first dose), T1 (day of second dose, i.e. + 21 days from the first dose), T2 (+51 days from T0), T3 (+6 months from T0) in a cohort of 57 HCWs vaccinated with the BNT162b2 vaccine.

	Mean (BAU/mL)	Min-Max (BAU/mL)	Median (BAU/mL)
T0	3.23	0.0–27.2	0.0
T1	294.7	11.6–1554	196
T2	2583	398–8391	2472
T3	320.4	42.3–1134	227.2