Table 1.

Patients vaccinated against influenza in the last seasonal campaign stratified by the 7 Italian hospital centers.

Italian hospital centers	Responders	Vaccinated
	N°	N° (%)
Center 1	138	98 (71.0)
Center 2	145	78 (53.8)
Center 3	80	33 (41.3)
Center 4	98	76 (77.6)
Center 5	83	28 (33.7)
Center 6	77	32 (41.6)
Center 7	82	59 (72.0)
All centers	703	404 (57.5)