From: Vaccination strategy and anti - SARS-CoV-2 S titers in healthcare workers of the INT – IRCCS “Fondazione Pascale” Cancer Center (Naples, Italy)
Male (age)
Female (age)
Total (mean ± SD)
n (mean ± SD)
Previously infected subjects
10 (55.2 ± 9.5)
25 (45.2 ± 8.4)
35 (48.1 ± 9.7)
Not previously infected subjects
84 (49.7 ± 9.7)
74 (45.2 ± 10.0)
158 (47.6 ± 10.0)
Total
94
99
193