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. 2022 Mar 21;45(4):319–331. doi: 10.1007/s40264-022-01151-w

Table 4.

Reported serious AEFIs by vaccine (MedDRA preferred terms)

Serious AEFI AstraZeneca Janssen Moderna Pfizer Total
Abdominal discomfort 1 1
Abortion missed 1 1
Abortion spontaneous 1 1 1 3
Acute myocardial infarction 1 1
Anaphylactic reaction 1 1
Angina pectoris 1 1
Appendicitis 1 1
Arrhythmia 1 1
Arthritis 1 1
Asthma 1 1
Atrial fibrillation 1 1
Atrioventricular block complete 1 1
Blood loss anaemia 1 1
Cerebral infarction 1 1 2
Cerebrovascular accident 1 1
Chills 1 1
Diarrhoea 1 1 2
Dizziness 1 1
Dyspnoea 3 1 3 7
Epilepsy 1 1
Epistaxis 1 1
Fall 1 1
Gait disturbance 1 1
Gastric ulcer 1 1
Headache 1 1
Hyperpyrexia 1 2 3
Hypersensitivity 1 1
Hypertension 1 1
Hypoaesthesia 1 1
Hypotension 1 1
Internal haemorrhage 1 1
Limb discomfort 1 1
Loss of consciousness 1 1
Malaise 2 1 1 4
Muscle spasms 1 1
Myalgia 1 1
Myocardial infarction 2 2
Nausea 1 1
Oxygen saturation decreased 1 1
Pallor 1 1
Palpitations 1 1
Paraesthesia oral 1 1
Pneumonia 1 1
Pruritus 1 1
Pulmonary embolism 2 2
Pulmonary pain 1 1
Pyrexia 2 1 3
Rash 1 1
Rash pruritic 1 1
Respiratory arrest 1 1
Restlessness 1 1
Retinal detachment 1 1
Tachycardia 1 1
Tinnitus 1 1
Transient global amnesia 1 1
Transient ischaemic attack 3 3
Tremor 1 1
Vision blurred 1 1
Vitreous floaters 1 1
Vomiting 1 1
Total 30 12 9 30 81

AEFI adverse events following immunization