Table 1 Summary of 90 reviewed studies.

From: Clinical presentations, laboratory and radiological findings, and treatments for 11,028 COVID-19 patients: a systematic review and meta-analysis

Study

Region/country

State/city

Hospital

Period of confirmed cases

N

Mean age (SD) (year)

Male (%)

Severe (%)

Xu et al.17

China

Guangzhou city

Guangzhou Eighth People’s Hospital

23 Jan 2020—4 Feb 2020

90

51.3 (NA)

43.3%

NA

Cao et al.18

China

Wuhan city

Zhongnan Hospital

3 Jan 2020–1 Feb 2020

102

52.7 (22.6)

52.0%

NA

Xiong et al.19

China

Wuhan city

Tongji hospital

11 Jan 2020–5 Feb 2020

42

49.5 (14.1)

59.5%

NA

Arentz et al.20

US

Washington State

Evergreen Hospital

20 Feb 2020–5 Mar 2020

21

NA

52.4%

71.4%

Huang et al.21

China

Wuhan city

Jin Yin-tan Hospital

16 Dec 2019–2 Jan 2020

41

49.3 (13.1)

73.2%

NA

Guan et al.22

China

30 provinces, autonomous regions, and municipalities in mainland

China

 

11 Dec 2019–29 Jan 2020

1099

46.7 (17.1)

58.0%

15.7%

Zhao et al.23

China

Anhui province

Second Affiliated Hospital of Anhui Medical University and Suzhou Municipal Hospital

23 Jan 2020–5 Feb 2020

19

43.7 (23.2)

57.9%

0.0%

Xu et al.24

China

Zhejiang province

Seven hospitals

10 Jan 2020–26 Jan 2020

62

41.7 (15.2)

56.5%

NA

Chan et al.25

China

Guangdong province

The University of Hong Kong-Shenzhen Hospital

10 Jan 2020–15 Jan 2020

7

46.2 (22.5)

50.0%

NA

Chen et al.26

China

Wuhan city

Jin Yin-tan Hospital

1 Jan 2020–20 Jan 2020

99

55.5 (13.1)

67.7%

17.2%

Pung et al.27

Singapore

Singapore

Not reported

3 Feb 2020- 8 Feb 2020

17

42.3 (12.1)

41.2%

NA

Wang et al.28

China

Wuhan city

Zhongnan Hospital

1 Jan 2020–28 Jan 2020

138

55.3 (19.5)

54.3%

19.6%

Young et al.29

Singapore

Singapore

Four hospitals

23 Jan 2020–3 Feb 2020

18

NA

50.0%

0.0%

Chen et al.30

China

Wuhan city

Zhongnan Hospital

20 Jan 2020–31 Jan 2020

9

32.0 (12.2)

NA

0.0%

Huang et al.31

Taiwan

Taichung

Taichung Veterans General Hospital

NA

2

73.5 (0.5)

0.0%

NA

Cheng et al.32

Taiwan

Taoyuan

Taoyuan General Hospital

20 Jan 2020

1

55.0 (NA)

0.0%

NA

Holshue et al.33

US

Washington

Not reported

20 Jan 2020

1

35.0 (NA)

100.0%

NA

Wei et al.34

China

Beijing city, Hainan, Guangdong, Anhui, Shanghai, Zhejiang, and Guizhou province

Not reported

8 Dec 2019–6 Feb 2020

9

0.5 (0.8)

22.2%

0.0%

Bernard-Stoecklin et al.35

France

Bordeaux and Paris

Not reported

10 Jan 2020–24 Jan 2020

3

36.3 (10.1)

66.7%

NA

Shi et al.36

China

Wuhan city

Jin Yin-tan hospital and Union Hospital of Tongji Medical College

20 Dec 2019–23 Jan 2020

81

49.5 (11.0)

51.9%

3.7%

Zhu et al.37

China

Wuhan city

Jin Yin-tan Hospital

27 Dec 2019

3

47.3 (14.6)

66.7%

100.0%

Ghinai et al.38

US

Illinois State

Not reported

20 Jan 2020–24 Jan 2020

2

NA

50.0%

NA

Zhou et al.39

China

Wuhan city

Jin Yin-tan Hospital and Wuhan Pulmonary Hospital

29 Dec 2019–31 Jan 2020

191

56.3 (15.7)

62.3%

62.3%

Yang et al.70

China

Wuhan city

Wuhan Jin Yin-tan

24 Dec 2019–26 Jan 2020

52

59.7 (13.3)

67.3%

100.0%

Kim et al.41

South Korea

Seoul

Incheon Medical Center, Seoul National University Hospital, and Seoul National University Bundang Hospital

21 Feb 2020

1

35.0 (NA)

0.0%

NA

Okada et al.42

Thailand

Nonthaburi

Bamrasnaradura Infectious Disease Institute Hospital

8 Jan 2020–13 Jan 2020

2

NA

0.0%

0.0%

Arashiro et al.43

Diamond Princess cruise ship

  

9 Feb 2020

2

31.0 (14.2)

50.0%

0.0%

Lillie et al.44

UK

Newcastle and Hull

Castle Hill Hospital

30 Jan 2020

2

36.5 (19.1)

50.0%

NA

Tian et al.45

China

Wuhan city

Zhongnan Hospital

NA

2

78.5 (19.5)

50.0%

NA

Haveri et al.46

Finland

Rovaniemi

Lapland Central Hospital

29 Jan 2020

1

NA

0.0%

NA

Nicastri et al.47

Italy

Rome

Lazzaro Spallanzani National Institute for Infectious Diseases

6 Feb 2020

1

NA

100.0%

NA

Cuong et al.48

Vietnam

Hanoi

Thanh Hoa General Hospital

 

1

25.0 (NA)

0.0%

NA

Spiteri et al.49

European region

Germany, France, Italy, Spain, Finland, Sweden, Belgium, Russia

Not reported

24 Jan 2020–21 Feb 2020

38

41.7 (NA)

65.8%

NA

Rothe et al.50

Germany

Munich

 

26 Jan 2020–28 Jan 2020

4

NA

NA

0.0%

Tong et al.51

China

Zhejiang Province

Not reported

19 Jan 2020–30 Jan 2020

7

31.1 (12.2)

42.9%

NA

Bai et al.82

China

Anyang city

Fifth People’s Hospital of Anyang

26 Jan 2020–28 Jan 2020

5

NA

0.0%

40.0%

Yu et al.53

China

Shanghai city

Not reported

22 Jan 2020–23 Jan 2020

4

76.5 (25.1)

50.0%

NA

Li et al.84

China

Zhejiang Province

Not reported

6 Feb 2020–9 Feb 2020

4

44.8 (27.4)

25.0%

NA

Tang et al.55

China

Zhejiang Province

Not reported

1 Feb 2020

1

10.0 (NA)

100.0%

NA

Kam et al.56

Singapore

Singapore

KK Women’s and Children’s Hospital

3 Feb 2020

1

0.5 (NA)

100.0%

NA

Zhou et al.57

China

Wuhan city

Tongji Hospital

16 Jan 2020–30 Jan 2020

62

52.8 (12.2)

62.9%

NA

Zhao et al.58

China

Hunan Province

Four hospitals

NA

101

44.4 (12.3)

55.4%

13.9%

Cheng et al.59

China

Shanghai city

Ruijin Hospital

19 Jan 2020–6 Feb 2020

11

50.4 (15.5)

72.7%

NA

Chung et al.60

China

Guangdong, Jiangxi, and Shandong Provinces

Three hospitals

18 Jan 2020–27 Jan 2020

21

51.0 (14.0)

61.9%

NA

Liu et al.61

China

Hubei province

Nine hospital

30 Dec 2019–24 Jan 2020

137

55.0 (16.0)

44.5%

NA

Chang et al.62

China

Beijing city

Three hospitals

16 Jan 2020–29 Jan 2020

13

38.7 (11.6)

76.9%

NA

COVID-19 National Incident Room Surveillance Team63

Australia

National-wide

Not reported

20 Jan 2020–14 Mar 2020

295

45.9 (17.4)

50.8%

NA

Pan et al.64

China

Wuhan city

Union Hospital

12 Jan 2020–6 Feb 2020

21

40.0 (9.0)

28.6%

0.0%

Wang et al.65

China

Wuhan city

Tongji Hospital

2 Feb 2020

1

0.0 (NA)

0.0%

NA

Bastola et al.66

Nepal

Kathmandu

Sukraraj Tropical and Infectious Disease Hospital

14 Jan 2020

1

32.0 (NA)

0.0%

NA

Qiu et al.67

China

Zhejiang Province

Three hospitals

17 Jan 2020–1 Mar 2020

36

8.3 (3.5)

63.9%

0.0%

Zhang et al.98

China

Wuhan city

No. 7 Hospital of Wuhan

16 Jan 2020–3 Feb 2020

140

0.0 (0.0)

50.7%

41.4%

Ye et al.69

China

Wuhan city

Zhongnan Hospital

8 Jan 2020–10 Feb 2020

5

32.4 (5.7)

40.0%

NA

Liu et al.70

China

Shenzhen

Shenzhen Third People’s Hospital

21 Jan 2020

12

52.8 (18.6)

66.7%

41.7%

Chen et al.29

China

Wuhan city

Tongji Hospital

13 Jan 2020–12 Feb 2020

274

58.7 (19.4)

62.4%

71.5%

Guan et al.72

China

31 province/autonomous regions/provincial municipalities

575 hospitals

11 Dec 2019–31 Jan 2020

1590

48.9 (16.3)

56.9%

16.0%

Wong et al.73

China

Hong Kong

Queen Mary Hospital, Pamela Youde Nethersole Eastern Hospital, Queen Elizabeth Hospital, and Ruttonjee Hospital

1 Jan 2020–5 Mar 2020

64

56.0 (19.0)

40.6%

NA

Xu et al.74

China

Changzhou

Third Hospital of Changzhou

23 Jan 2020–18 Feb 2020

51

42.3 (20.8)

49.0%

0.0%

Shen et al.75

China

Shenzhen

Shenzhen Third People's Hospital

20 Jan 2020–25 Mar 2020

5

54.0 (15.2)

60.0%

100.0%

Kimball et al.76

US

Washington State

Not reported

13 Mar 2020

23

80.7 (8.4)

30.4%

NA

Centers for Disease Control and Prevention77

US

49 states, district of Columbia, and 3 US territories

Not reported

12 Feb 2020–16 Mar 2020

4226

NA

NA

NA

Wu et al.78

China

Jiangsu Province

Three hospitals

22 Jan 2020–14 Feb 2020

80

46.1 (15.4)

48.8%

3.8%

Yang et al.79

China

Wenzhou city

Three hospitals

17 Jan 2020–10 Feb 2020

149

45.1 (13.4)

54.4%

NA

Zhu et al.80

China

Wuhan city

Tongji Hospital

4 Dec 2019

1

52.0 (NA)

100.0%

NA

Zhu et al.81

China

Hefei

Affiliated Hospital of University of Science and Technology of China

24 Jan 2020–20 Feb 2020

32

44.3 (13.2)

46.9%

NA

Wu et al.82

China

Wuhan city

Jinyintan Hospital

25 Dec 219–26 Jan 2020

201

51.3 (12.7)

63.7%

41.8%

Wang et al.83

China

Shanghai

Shanghai Public Health Clinical Center

21 Jan 2020–24 Jan 2020

4

44.3 (22.3)

75.0%

25.0%

Wang et al.84

China

Shenzhen

Shenzhen Third People's Hospital

11 Jan 2020–29 Feb 2020

55

39.9 (21.6)

40.0%

3.6%

Wan et al.85

China

Chongqing

Chongqing University Three Gorges Hospital

23 Jan 2020–8 Feb 2020

135

46.0 (14.2)

53.3%

29.6%

Tian et al.86

China

Beijing

57 Hospitals

20 Jan 2020–10 Feb 2020

262

45.9 (20.8)

48.5%

17.6%

Sun et al.87

China

Wuhan city

Wuhan Children’s Hospital

24 Jan 2020–24 Feb 2020

8

6.8 (6.5)

75.0%

100.0%

Song et al.88

China

Shanghai

Shanghai Public Health Clinical Center

20 Jan 2020–27 Jan 2020

51

49.0 (16.0)

49.0%

NA

Hu et al.89

China

Nanjing, Jiangsu Province

Second Hospital of Nanjing

28 Jan 2020–9 Feb 2020

24

38.9 (22.6)

33.3%

0.0%

Qu et al.90

China

Huizhou

Huizhou Municipal Central Hospital

Jan 2020–Feb 2020

30

50.5 (22.6)

53.3%

10.0%

Qian et al.91

China

Zhejiang

Five hospitals

20 Jan 2020–11 Feb 2020

91

47.8 (15.4)

40.7%

9.9%

Mo et al.92

China

Wuhan city

Zhongnan Hospital

1 Jan 2020–5 Feb 2020

155

54.0 (18.0)

55.5%

59.4%

Liu et al.93

China

Wuhan city

Three hospitals

30 Dec 2019–15 Jan 2020

78

42.7 (18.1)

50.0%

10.3%

Liu et al.94

China

Hainan

Hainan General Hospital

1 Jan 2020–15 Feb 2020

56

52.1 (14.7)

55.4%

NA

Liu et al.95

China

Hangzhou

Xixi hospital

22 Jan 2020–11 Feb 2020

10

43.0 (10.4)

40.0%

NA

Liu et al.127

China

Wuhan City

Union Hospital

20 Jan 2020–10 Feb 2020

15

32.0 (5.0)

0.0%

NA

Guillen et al.97

Spain

Not reported

Not reported

28 Feb 2020

1

50.0 (NA)

100.0%

NA

Dong et al.98

China

Wuhan City

Zhongnan Hospital of Wuhan University, Wuhan No.7 Hospital and Wuhan Children’s Hospital

NA

11

36.6 (21.5)

45.5%

9.1%

Fan et al.99

China

Not reported

Not reported

24 Jan 2020–26 Jan 2020

1

31.5 (3.5)

0.0%

NA

Chen et al.100

China

Wuhan City

Renmin hospital of Wuhan University

30 Jan 2020–23 Feb 2020

17

29.4 (2.9)

0.0%

NA

Chen et al.101

China

Wuhan City

Zhongnan Hospital

of Wuhan University

2 Jan 2020

2

NA

0.0%

NA

Chen et al.102

China

Shanghai

Shanghai Public Health Clinical Center

20 Jan 2020–6 Feb 2020

249

50.3 (20.9)

50.6%

10.0%

Ding et al.103

China

Wuhan City

Tongji Hospital

NA

5

50.2 (9.8)

40.0%

NA

Kong et al.104

Korea

Not reported

Not reported

20 Jan 2020–14 Feb 2020

28

42.6 (NA)

53.6%

NA

Li et al.105

China

Zhengzhou City

Not reported

5 Feb 2020

2

4.0 (0.0)

50.0%

NA

Ai et al.106

China

Shanghai

Not reported

20 Jan 2020

1

56.0 (NA)

0.0%

NA

  1. COVID-19 Coronavirus Disease 2019, US The United States, UK The United Kingdom, SD standard deviation, NA not available.