Table 2.

Adverse Events Following Immunization (AEFI) by swab status.

	Alcohol Swab n = 100	No Alcohol Swab n = 89	Unadjusted Relative Risk (95% CI)
Reactogenicity*
@ Dose 1, % (n)	4% (4)	7.9% (7)	0.51 (0.15–1.68)
@ Dose 2, % (n)	10% (10)	15.7% (14)	0.76 (0.47–1.25)
Total, % (n)	14% (14)	23.6% (21)	0.59 (0.31–1.13)
Systemic Reaction**
@ Dose 1, % (n)	6% (6)	7.9% (7)	0.76 (0.27–2.19)
@ Dose 2, % (n)	7% (7)	1.1% (1)	6.23 (0.78–49.66)
Total, % (n)	13% (13)	9.0% (8)	1.18 (0.83–1.68)

* defined as redness, swelling, or pain.

**defined as fever, muscles aches, or headache.