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Table 1 Characteristics and clinical presentations in patients with COVID-19

From: Sociodemographic determinants and clinical risk factors associated with COVID-19 severity: a cross-sectional analysis of over 200,000 patients in Tehran, Iran

Characteristics

Women

Men

Overall

n

%

n

%

n

%

Age (years)

 0–9

3920

4.2

4955

4.4

8875

4.3

 10–19

1627

1.7

1931

1.7

3558

1.7

 20–29

6278

6.7

7417

6.6

13695

6.7

 30–39

13345

14.3

16332

14.6

29677

14.4

 40–49

13502

14.4

16773

15.0

30275

14.7

 50–59

15551

16.6

18758

16.7

34309

16.7

 60–69

16471

17.6

19338

17.3

35809

17.4

 70–79

13189

14.1

14753

13.2

27942

13.6

 80 and over

9729

10.4

11785

10.5

21514

10.5

Residing area

 West

32287

34.5

37607

33.6

69894

34.0

 Central, South

23137

24.7

26167

23.4

49304

24.0

 North, East

38188

40.8

48268

43.1

86456

42.0

Positive history of smoking

421

0.4

2735

2.4

3156

1.5

Positive history of opioids

306

0.3

1595

1.4

1901

0.9

Positive history of exposure to SARS-CoV-2

30920

33.0

37497

33.5

68417

33.3

Underlying diseases

 Diabetes

10384

11.1

9791

8.7

20175

9.8

 Hypertension

10827

11.6

10019

8.9

20846

10.1

 CVD

8798

9.4

10558

9.4

19355

9.4

 Cancer

1906

2.0

2163

1.9

4069

2.0

 Asthma

1488

1.6

1246

1.1

2734

1.3

 Chronic respiratory diseases

1375

1.5

1781

1.6

3156

1.5

 Chronic liver diseases

429

0.5

535

0.5

964

0.5

 Chronic kidney diseases

1776

1.9

2477

2.2

4253

2.1

 Chronic neurological diseases

896

1.0

991

0.9

1887

0.9

 Chronic immune deficiency diseases

364

0.4

262

0.2

626

0.3

 Chronic haematological diseases

520

0.6

493

0.4

1013

0.5

 HIV/AIDS

73

0.1

81

0.1

154

0.1

Clinical presentations

 Fever

31914

34.1

41465

37.0

73379

35.7

 Cough

43317

46.3

52321

46.7

95638

46.5

 Muscle ache

28439

30.4

32655

29.1

61094

29.7

 Difficulty breathing

39842

42.6

49102

43.8

88944

43.2

 Chest pain

2476

2.6

2833

2.5

5309

2.6

 Loss of smell

1909

2.0

2055

1.8

3964

1.9

 Loss of taste

1189

1.3

1309

1.2

2498

1.2

 Loss of appetite

4623

4.9

5491

4.9

10114

4.9

 Nausea

5243

5.6

4860

4.3

10103

4.9

 Diarrhea

2969

3.2

3371

3.0

6340

3.1

 Headache

5589

6.0

5558

5.0

11147

5.4

 Vertigo

1874

2.0

1922

1.7

3796

1.8

 Impaired consciousness

3522

3.8

4554

4.1

8076

3.9

 Seizure

311

0.3

366

0.3

677

0.3

 Paresis

348

0.4

452

0.4

800

0.4

 Paraplegia

127

0.1

129

0.1

256

0.1

 Skin lesions

97

0.1

104

0.1

201

0.1

Positive chest CT findings

49475

52.9

62371

55.7

111846

54.4

Admitted to ICU

15899

17.0

20793

18.6

36692

17.8

  1. n number of patients in each sub-category, % percentage from the total number of patients