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Table 5 Comparison of reported adverse events with PZ and AZ vaccines and their correlation with the vaccine’s first, second, and both doses

From: A 1-year analysis of adverse events following COVID-19 vaccination in Lebanon: a retrospective study

AEFI

Dose 1

Dose 2

Dose 1 and 2

PZ

N = 2711 (%)

AZ

N = 1997

(%)

p value

PZ

N = 1051 (%)

AZ

N = 164 (%)

p value

PZ

N = 3762 (%)

AZ

N = 2161 (%)

p value

Systemic AEFIs

 General body pain

894 (33.0)

1047 (52.4)

< 0.001*

406 (38.6)

54 (32.9)

0.161

1300 (34.6)

1101 (50.9)

< 0.001*

 Fatigue

700 (25.8)

1152 (57.7)

< 0.001*

483 (46.0)

68 (41.5)

0.282

1183 (31.4)

1220 (56.5)

< 0.001*

 Headache

721 (26.6)

1026 (51.4)

< 0.001*

385 (36.6)

51 (31.1)

0.169

1106 (29.4)

1077 (49.8)

< 0.001*

 Fever

562 (20.7)

958 (48.0)

< 0.001*

352 (33.5)

44 (26.8)

0.090

914 (24.3)

1002 (46.4)

< 0.001*

 Chills

516 (19.0)

887 (44.4)

< 0.001*

313 (29.8)

39 (23.8)

0.115

829 (22.0)

926 (42.9)

 < 0.001*

 Nausea

287 (10.6)

470 (23.5)

< 0.001*

178 (16.9)

25 (15.2)

0.589

465 (12.4)

495 (22.9)

< 0.001*

 Dyspnea

176 (6.4)

180 (9.0)

0.001*

108 (10.3)

15 (9.1)

0.656

282 (7.5)

195 (9.0)

0.038*

 Abdominal Pain

135 (5.0)

217 (10.9)

< 0.001*

104 (9.9)

10 (6.1)

0.121

239 (6.4)

227 (10.5)

< 0.001*

 Dizziness

165 (6.1)

175 (8.8)

< 0.001*

70 (6.7)

12 (7.3)

0.755

238 (6.3)

113 (5.2)

0.085

 Diarrhea

151 (5.6)

144 (7.2)

0.022*

83 (7.9)

12 (7.3)

0.797

235 (6.2)

187 (8.7)

0.001*

 Cough

175 (6.5)

106 (5.3)

0.101

63 (6.0)

7 (4.3)

0.378

234 (6.2)

156 (7.2)

0.136

 Vomiting

92 (3.4)

153 (7.7)

< 0.001*

69 (6.6)

12 (7.3)

0.720

161 (4.3)

165 (7.6)

< 0.001*

Local AEFIs

 Injection site pain

898 (33.1)

1078 (54.0)

< 0.001*

490 (46.6)

56 (34.1)

0.003*

1388 (36.9)

1134 (52.5)

< 0.001*

 Injection site swelling

265 (9.8)

194 (9.7)

0.945

105 (10.0)

10 (6.1)

0.113

370 (9.8)

204 (9.4)

0.621

 Injection site redness

188 (6.9)

143 (7.2)

0.764

51 (4.9)

7 (4.3)

0.744

239 (6.4)

150 (6.9)

0.379

  1. Results are presented as frequency (N) and percentage (%)
  2. AEFI Adverse Event Following Immunization
  3. *p < 0.05