Table 2.
Basic characteristic of meta-analysis study.
| No | Author/ Years | Country | Period | n | Age (median) | Male (n) | HT (n) | DM (n) | CVD (n) | COPD (n) | ICU (n) | non ICU (n) | ARDS (n) | ARDS in ICU (n) | ARDS non ICU (n) | ECMO (n) | Non ECMO (n) | Overall mortality (n) | ECMO mortality (n) | Non ECMO mortality (n) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Huang et al./ 2020 [15] | China | 16 Dec 2019–2 Jan 2020 | 41 | 49 | 30 | 6 | 8 | 6 | 1 | 13 | 28 | 12 | 11 | 1 | 2 | 39 | 6 | N/A | N/A |
| 2 | Wang et al./ 2020 [30] | China | 1 Jan 2020–28 Jan 2020 | 138 | 56 | 75 | 64 | 14 | 20 | 4 | 36 | 102 | 27 | 22 | 5 | 4 | 134 | 6 | N/A | N/A |
| 3 | Yang et al./ 2020 [32] | China | 24 Dec 2019–26 Jan 2020 | 52 | 59,7 | 35 | N/A | 2 | 2 | 2 | 52 | 146 | 36 | 35 | 1 | 6 | 46 | 32 | 6 | 26 |
| 4 | Guan et al./ 2020 [13] | China | 11 Dec 2019–31 Jan 2020 | 1099 | 47 | 640 | 165 | 81 | 27 | 12 | 55 | 1044 | 37 | 27 | 10 | 5 | 1094 | 67 | 5 | 62 |
| 5 | Zhou et al./ 2020 [37] | China | discharged by 31 Jan 2020 | 191 | 56 | 119 | 58 | 36 | 15 | 6 | 50 | 141 | 59 | N/A | N/A | 3 | 188 | 54 | 3 | 51 |
| 6 | Ruan et al./ 2020 [21] | China | N/A | 150 | 67 | 102 | N/A | N/A | N/A | N/A | 41 | 109 | 62 | N/A | N/A | 7 | 143 | 68 | 7 | 61 |
| TOTAL | 1671 | 1001 | 293 | 141 | 70 | 25 | 247 | 1570 | 233 | 95 | 17 | 27 | 1644 | 233 | 21 | 20 | ||||
Abbreviation: HT: hypertension, DM: Diabetes Mellitus, CVD: Cardiovascular Disease, COPD: Chronic Obstructive Pulmonary Disease, ICU: Intensive Care Unit, ARDS: Acute Respiratory Distress Syndrome, ECMO: Extracorporeal Membrane Oxygenation, N/A: not available.