Table 1.
Characteristics of included studies.
| Study | Country | Language | Age.yeara | Sex |
Severe |
Non-severe |
Death |
Survival |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male | Female | Events | Total | Events | Total | Events | Total | Events | Total | ||||
| Wei YY3 | China | English | 42.3±15.3 | 95 | 72 | 0 | 30 | 2 | 137 | ||||
| Wang L(1)4 | China | Chinese | 63.0(51.0-70.0) | 88 | 114 | 1 | 33 | 3 | 169 | ||||
| Du RH5 | China | English | 70.7±10.9 | 74 | 35 | 1 | 51 | 0 | 58 | ||||
| Wang L(2)6 | China | English | 69.0 (65.0-76.0) | 168 | 171 | 1 | 65 | 4 | 274 | ||||
| Chen T1 | China | English | 62.0 (44.0-70.0) | 171 | 103 | 1 | 113 | 1 | 161 | ||||
| Argenziano MG7 | USA | English | 63.0(50.0-75.0) | 596 | 404 | 9 | 231 | 26 | 769 | ||||
a
Age data presented as median (IQR) or mean ± SD.