Table 5. Top five systemic reactions stratified by gender.

		Vaccines by gender							Total	p-value
		Pfizer (n=182)			Moderna (n=13)		Janssen (n=5)
		Male	Female	Unknown	Male	Female	Male	Female
Headache										0.111
	No	29	83	1	2	9	4	1	129
	Yes	13	56	0	0	2	0	0	71
	Total	42	139	1	2	11	4	1	200
Fatiguea)										0.274
	No	25	81	1	2	9	4	0	122
	Yes	17	58	0	0	2	0	1	78
	Total	42	139	1	2	11	4	1	200
Chills										0.105
	No	30	89	1	2	10	4	1	137
	Yes	12	50	0	0	1	0	0	63
	Total	42	139	1	2	11	4	1	200
Pyrexiab)										0.297
	No	26	99	1	2	8	4	1	141
	Yes	16	40	0	0	3	0	0	59
	Total	42	139	1	2	11	4	1	200
Painc)										0.113
	No	23	97	1	2	9	4	1	137
	Yes	19	42	0	0	2	0	0	63
	Total	42	139	1	2	11	4	1	200

Data extracted from the Vaccine Adverse Event Reporting System database [4].

^a)Fatigue and asthenia. ^b)Pyrexia and increased body temperature. ^c)Pain, pain in extremity, and myalgia grouped together.