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Table 1 Demographic characteristics of participants (n = 4775)

From: Adverse effects following COVID-19 vaccination in Iran

Variables

Groups

Number

Percent

Age groups (years)

18–30

527

11.04

31–40

679

14.22

41–50

731

15.31

51–60

534

11.18

61–70

453

9.49

70<

1851

38.76

Sex

Female

2648

55.46

Male

2127

44.54

Vaccine

Sinopharm

1564

32.75

AstraZeneca

1460

30.58

Sputnik V

1751

36.67

Job

Self Employed

98

2.05

Retired

1216

25.47

Unemployed

123

2.58

Nurse

386

8.08

General practitioner

217

4.54

Specialist Doctor

240

5.03

Housewife

958

20.06

Student

4

0.08

Health staff

480

10.05

Health expert

207

4.34

Administrative staff

846

17.72

Education

Illiterate

535

11.20

High school

915

19.16

Diploma

852

17.84

University degree

2463

51.58

Missing data

10

0.21

Underlying disease

Yes

1525

31.9

No

3250

68.1

Previous COVID-19 infection

Yes

1118

23.41

No

3657

76.59

Sensitive to substances

Nothing

4426

92.7

Drug

135

2.82

Food

202

4.23

Drug and Food

12

0.25

Smoker

No

4327

90.61

Yes

444

9.29

Missing data

4

0.08

Sedative use before and after vaccine

Before and after

171

3.58

Before

37

0.77

After

2163

45.29

No sedative

2402

50.30

Missing data

2

0.04

Vaccinators informed participants about possible adverse effects

Yes

3877

81.19

No

898

18.81

Sinopharm

18–30

31–40

41–50

51–60

61–70

> 70

Male

Female

Number

28

33

37

31

190

1245

761

803

Percent

0.02

0.02

0.02

0.02

0.12

0.80

0.49

0.51

AstraZeneca

18–30

31–40

41–50

51–60

61–70

> 70

Male

Female

Number

266

284

161

67

141

541

702

758

Percent

0.18

0.19

0.11

0.05

0.10

0.37

0.48

0.52

Sputnik V

18–30

31–40

41–50

51–60

61–70

> 70

Male

Female

Number

233

362

533

436

122

65

664

1087

Percent

0.13

0.21

0.30

0.25

0.07

0.04

0.38

0.62