Table 6.

Reported pulmonary embolism events for second dose BNT162b2 vaccine

Time-period post vaccination	Number of events	Number of person-days	Incidence rate ratio (95% confidence intervals)
Pulmonary embolism
Baselinea	943	301,362	1.00
Clearanceb	40	16,279	0.71 (0.51–0.98)
0–6 days	16	8362	0.56 (0.34–0.92)
7–13 days	23	8332	0.82 (0.54–1.25)
14–20 days	32	8305	1.16 (0.81–1.66)
21–27 days	25	8262	0.93 (0.62–1.39)
0–27 days	229	85,014	0.86 (0.69–1.08)

^aIncludes all three baseline periods before dose 1 and before and after dose 2—see Fig. 1.

^bSecond dose clearance period.