Perceptions and experiences of COVID-19 vaccines’ side effects among healthcare workers at an Egyptian University Hospital: a cross-sectional study

Table 3 Self-reported side effects by type of vaccines

Side effects	AstraZeneca (n = 450)		Sinopharm (n = 461)		Sinovac (n = 335)		Total (n = 1246)		χ²	p
Side effects	n	%	n	%	n	%	n	%	χ²	p
Fever	336	74.7	128	27.8	116	34.6	580	46.5	227.50	< 0.001
Vomiting	35	7.8	29	6.3	12	3.6	76	6.1	5.949	0.051
Diarrhea	41	9.1	22	4.8	20	6.0	83	6.7	7.247	0.027
Headache	286	63.6	207	44.9	129	38.5	622	49.9	55.056	< 0.001
Fatigue	334	74.2	220	47.7	157	46.9	711	57.1	84.712	< 0.001
Chills	165	36.7	92	20.0	65	19.4	322	25.8	43.093	< 0.001
Muscle pains	285	63.6	173	37.5	148	44.2	607	48.7	65.525	< 0.001
Joint pains	192	42.7	97	21.0	101	30.1	390	31.3	49.807	< 0.001
Urticaria	19	4.2	20	4.3	3	0.9	42	3.4	8.628	0.013
Shortness of breathing	52	11.6	27	5.9	17	5.1	96	7.7	14.857	0.001
Chest pain	44	9.8	33	7.2	20	6.0	97	7.8	4.278	0.118
Edema of arms or legs	12	2.7	15	3.3	9	2.7	36	2.9	0.347	0.841
Loss of appetite	102	22.7	42	9.1	30	9.0	174	14.0	44.400	< 0.001
Dysphagia	51	11.3	21	4.6	9	2.7	81	6.5	28.179	< 0.001
Constipation	12	2.7	24	5.2	12	3.6	48	3.9	4.055	0.132
Bleeding under the skin	3	0.7	9	2.0	6	1.8	18	1.4	3.030	0.220
Bleeding from the nose	14	3.1	3	0.7	6	1.8	23	1.8	7.616	0.022
Injection site
Pain	336	74.7	254	55.1	217	64.8	807	64.8	38.215	< 0.001
Redness	164	36.4	80	17.4	49	14.6	293	23.5	66.271	< 0.001
Swelling	183	40.7	83	18.0	68	20.3	334	26.8	69.496	< 0.001
Side effects affect work capacity	151	33.6	71	15.4	70	20.9	292	23.4	43.474	< 0.001
Duration of symptoms
< 2 weeks	422	93.8	444	96.3	329	98.2	1195	95.9	12.010	0.017
2–4 weeks	22	4.9	11	2.4	3	0.9	36	2.9
4 weeks	6	1.3	6	1.3	3	0.9	15	1.2

ISSN: 1349-4147