Table 1.
Main characteristics of the included studies in our-analysis.
| Study | Date | Region | Period | Sample size |
Male:N(%) |
Age:mean ± SD |
Newcastle-Ottawa Scale(NOS) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total | Non-survivor | Survivor | Total | Non-survivor | Survivor | Total | Non-survivor | Survivor | |||||
| Liu,X. | 2020/4/24 | China | -2020/3/11 | 47 | 47 | 0 | 32(68%) | 32(68%) | – | – | – | – | 6 |
| Lu, J. | 2020/4/15 | China | 2020/1–2020/3 | 73 | 73 | 0 | 40(54.8%) | 40(54.8%) | – | 58.4 ± 11.5 | 58.4 ± 11.5 | – | 6 |
| Qin,W. | 2020/8/11 | China | 2019/12–2020/2 | 582 | 63 | 519 | 293(50.3%) | 45(71.4%) | 248(47.8%) | 63 ± 12.6 | 71 ± 10.6 | 61 ± 12.6 | 8 |
| Bao, C.Q. | 2020/7/23 | China | 2020/2/10–2020/3/15 | 178 | 7 | 171 | 106(60.0%) | – | – | 62.7 ± 12.0 | – | – | 7 |
| Deng, Y. | 2020/3/27 | China | 2020/1/1–2020/2/21 | 225 | 109 | 116 | 124(55.1%) | 73 (67.0%) | 51 (44.0%) | 55.3 ± 13.4 | 68.3 ± 9.0 | 43.3 ± 18.0 | 8 |
| Helms, J. | 2020/5/6 | France | 2020/3/3–2020/3/31 | 150 | – | – | 122(81.3%) | – | – | 62.3 ± 13.5 | – | – | 7 |
| Liao, D.Y. | 2020/7/14 | China | 2020/1/23–2020/2/23 | 231 | 55 | 176 | 137(59.3%) | 40(72.7%) | 97(55.1%) | 68 ± 13.4 | 70 ± 11.4 | 66.8 ± 14.0 | 8 |
| Lodigiani, C. | 2020/5/1 | Italy | 2020/2/13–2020/4/10 | 388 | – | – | 264(68.0%) | – | – | 65.3 ± 14.9 | – | – | 7 |
| Martín-Rojas, R. M. | 2020/8/5 | Spain | 2020/4/3–2020/5/3 | 206 | 18 | 188 | 131(63.6%) | 11(61.1%) | 120(63.8%) | 63.6 ± 13.4 | 76.0 ± 12.3 | 62.4 ± 12.9 | 8 |
| Mazzaccaro, D. | 2020/6/12 | Italy | 2020/3/18–2020/4/20 | 32 | – | – | 23(71.9%) | – | – | 68.6 ± 12 | – | – | 7 |
| Tang, N. | 2020/2/20 | China | 2020/1/1–2020/2/3 | 183 | 21 | 162 | 98(53.6%) | 16(76.2%) | 82(50.6%) | 54.1 ± 16.2 | 64.0 ± 20.7 | 52.4 ± 15.6 | 8 |
| Nowak, B. | 2020/5/19 | Poland | 2020/3/16–2020/4/7 | 169 | 46 | 123 | 87(51.5%) | 30 (65.2%) | 57 (46.3%) | 63.7 ± 19.6 | 75.3 ± 11.9 | 59.3 ± 20.1 | 8 |
| Fogarty, H. | 2020/6/1 | Ireland | 2020/3/13–2020/4/10 | 83 | 33 | 50 | 55(66.3%) | 22(66.7%) | 33(66%) | 62 ± 16.3 | 67.9 ± 11.9 | 60.5 ± 17.7 | 8 |
| Guan, W. J. | 2020/2/29 | China | 2019/12/11–2020/1/29 | 1099 | 926 | 173 | 637(58.0%) | – | – | 46.7 ± 17.1 | – | – | 8 |