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. 2021 Sep 9;17(11):4239–4245. doi: 10.1080/21645515.2021.1957413

Table 2.

Adverse drug events among the study subjects

Adverse drug events Test vaccine
(n = 533)
Reference vaccine
(n = 267)
P value
Number of subjects with ADEs 53 (9.94%) 46 (17.23%) 0.0032
Local ADEs*
Pain 59 (7.69%) 59 (13.56%) 0.0075
Redness 16 (2.81%) 12 (3.37%) 0.065
Swelling 4 (0.75%) 6 (1.87%) 0.1559
Systemic ADEs*
Fever 2 (0.38%) 4 (1.5%) 0.1931
Headache 2 (0.38%) 2 (0.75%) 0.8607
Ear pain 1 (0.19%) 0 (0%) 0.0826
Urticaria 1 (0.19%) 0 (0%) 0.0826
Joint pain 0 (0%) 1 (0.19%) 0.0826
Nausea 0 (0%) 1 (0.19%) 0.0826

*Multiple response.