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. 2021 Oct 2;14:4077–4083. doi: 10.2147/IDR.S332354

Table 3.

Adverse Reactions Reported by the Participants and Their Association with Previous SARS CoV-2 Infection

Frequency (n and %)
Previous Infection with SARS CoV-2
Yes No Chi-Square
(n=238) (n=162) p value
Adverse reactions (any) 229 (96.2) 145 (89.5) 0.008
Headache 112 (47.1) 74 (45.7) 0.786
Fatigue 168 (70.6) 97 (59.9) 0.026
Chills and shiver 123 (51.7) 78 (48.1) 0.488
Diarrhea 29 (12.2) 18 (11.1) 0.743
Fever 166 (69.7) 99 (61.1) 0.073
Joint pain 113 (47.5) 74 (45.7) 0.723
Muscle pain 167 (70.2) 106 (65.4) 0.318
Nausea 33 (13.9) 19 (11.7) 0.533
Sore throat 70 (29.4) 37 (22.8) 0.145
Local pain 143 (60.1) 92 (56.8) 0.511
Local swelling 36 (15.1) 25 (15.4) 0.933