Skip to main content
. 2022 Mar 1;28(6):791–796. doi: 10.1016/j.jiac.2022.02.020

Table 2.

Adverse events within 14 days after vaccination.

1st dose
2nd dose

n = 2,406 (%) n = 2,347 (%) P value
Any adverse events 2,134 (88.7) 2,168 (92.4) <0.01
Mild 1,505 (62.6) 1,008 (42.9) <0.01
Moderate 601 (25.0) 1,003 (42.7)
Severe 27 (1.1) 154 (6.6)
Pain at injection site 1,706 (70.9) 1,811 (77.2) <0.01
Myalgia 1,112 (46.2) 1,378 (58.7) <0.01
Fatigue 565 (23.5) 1,407 (59.9) <0.01
Headache 485 (20.2) 1,159 (49.4) <0.01
Induration at injection site 307 (12.8) 402 (17.1) <0.01
Joint pain 274 (11.4) 1,003 (42.7) <0.01
Chillness 140 (5.8) 983 (41.9) <0.01
Erythema at injection site 92 (3.8) 194 (8.3) <0.01
Nausea 85 (3.5) 229 (9.8) <0.01
Fever ≥ 37.5 °C 11 (0.5) 231 (9.8) <0.01
Clinic visit 9 (0.4) 13 (0.6) 0.40