|
S.No | Authors | Study type | Sample size | Number of control | Patient status | Country | Follow-up period |
|
1 | Wang et al. [19] | Retrospective study | 46 | 20 | COVID-19 with pneumonia | Wuhan Union Hospital, China | January 20 to February 25, 2020 |
2 | Fadel et al. [17] | Multicenter quasi-experimental study | 213 | 81 | COVID-19 | Five hospitals in Michigan, USA | March 12, 2020 through March 27, 2020 |
3 | Wu et al. [21] | Retrospective cohort study | 201 | 139 | COVID-19 with pneumonia | Wuhan Jinyintan Hospital in China | December 25, 2019, to January 26, 2020 |
4 | Li et al. [12] | Ambispective cohort study | 548 | 207 | COVID-19 | Tongji Hospital, China | January 26, to March 3, 2020. |
5 | Zhou et al. [23] | Multicenter, retrospective cohort study | 191 | 134 | COVID-19 | Wuhan, China | Dec 29, 2019, to Jan 31, 2020 |
6 | Shang et al. [18] | Multicenter, retrospective, observational study | 416 | 220 | COVID-19 | Hubei province, China | Dec 27, 2019, to Feb 17, 2020 |
7 | Yang et al. [22] | Retrospective observational study | 52 | 22 | SARS-CoV-2 pneumonia | Wuhan, China | December, 2019, to Jan 26, 2020 |
8 | Huang et al. [24] | Prospective cohort study | 41 | 32 | COVID-19 | Wuhan, China | Dec 16, 2019, to Jan 2, 2020 |
9 | Guan et al. [27] | Retrospective cohort study | 1099 | 895 | COVID-19 | China | December 11, 2019, to January 31, 2020. |
10 | Zhao et al. [26] | Retrospective cohort study | 91 | 12 | COVID-19 | Jingzhou Central Hospital, China | January 16, 2020, to February 10, 2020. |
11 | Ling et al. [25] | Retrospective cohort study | 66 | 61 | COVID-19 | Shanghai, China | January 20, to February 10, 2020 |
12 | Horby et al. [44] | Randomized controlled trial | 6425 | 4321 | COVID-19 | United Kingdom | March 9, to June 8, 2020 |
13 | Angus et al. [45] | Randomized controlled trial | 384 | 101 | COVID-19 | REMAP-CAP multicenter (Australia, Canada, France, Ireland, The Netherlands, New Zealand, the United Kingdom, and the United States) | March 9 to August 12, 2020 |
14 | Borie et al. [28] | Cohort study | 171 | 63 | COVID-19 | Paris | March 27 to April 10, 2020 |
15 | Dequin et al. [46] | Randomized controlled trial | 149 | 73 | Critically Ill patients with COVID-19 | France | March 7 to June 29, 2020 |
16 | Falcone et al. [43] | Prospective observational study | 315 | 174 | COVID-19 and pneumonia | University Hospital of Pisa | March 4–April 30, 2020 |
17 | Fernández-Cruz et al. [29] | Retrospective controlled cohort study | 463 | 67 | COVID-19 and pneumonia | Spain | 4 March 2020 to 7 April 2020 |
18 | Jeronimo et al. [47] | Randomized controlled trial | 393 | 199 | COVID-19 | Brazil | 18 April to 16 June 2020 |
19 | Krishnan et al. [30] | Retrospective observational study | 152 | 136 | COVID-19 and pneumonia | USA | March 10, to April 15, 2020 |
20 | Li et al. 2020 [31] | Multicenter, retrospective study | 294 | 111 | Critically ill COVID-19 patients | Hubei, China | Between December 30, 2019 and February 19, 2020 |
21 | Papamanoli et al. [32] | Retrospective cohort | 447 | 294 | severe COVID-19 pneumonia | New York, USA | 1 March to 15 April 2020 |
22 | Tomazini et al. [48] | Randomized controlled trial | 299 | 148 | Acute respiratory distress syndrome and COVID-19 | Brazil | April 17 to July 21, 2020 |
23 | You et al. [33] | Retrospective cohort study | 343 | 225 | COVID-19 | China | February 1 to March 31, 2020 |
24 | Rodríguez-Baño et al. [34] | Retrospective cohort study | 778 | 583 | COVID-19 | Spain | February 2 to March 31, 2020 |
25 | Ma et al. [35] | Multicenter retrospective cohort study | 72 | 25 | COVID-19 | China | January 2020 to March 2020 |
26 | Lu et al. [36] | Retrospective cohort study | 62 | 31 | Critically ill COVID-19 | China | January 25 to February 25, 2020 |
27 | Cao et al. [37] | Retrospective cohort study | 102 | 51 | COVID-19 | China | January 3 and February 1, 2020 |
28 | Nelson et al. [38] | Retrospective cohort study | 117 | 69 | COVID-19 pneumonia | USA | March 1, 2020 and April 12, 2020 |
29 | Bani-Sadr et al. [39] | Prospective cohort study | 257 | 85 | COVID-19 pneumonia | France | 3 March 2020 and 14 April 2020 |
30 | Salton et al. [40] | Multicenter observational study | 173 | 90 | severe COVID-19 pneumonia | Italy | February 27 to May 21, 2020 |
31 | Mikulska et al. [41] | Observational single-center study | 196 | 66 | COVID-19 pneumonia | Italy | NR |
32 | Majmundar et al. [42] | Retrospective cohort study | 205 | 145 | COVID-19 pneumonia | USA | March 15 to April 30, 2020 |
|