Table 2 Descriptions of the included studies conducted on the average incubation period of COVID-19, 2020
From: Serial interval and incubation period of COVID-19: a systematic review and meta-analysis
No. | First author | Country | Study period | Sample size | Mean in days | Standard deviation | 95% CI |
|---|---|---|---|---|---|---|---|
1. | Backer et al | China | January 20 to 28, 2020 | 88 | 6.4 | 3.8 | 5.6–7.7 |
2. | Bi et al | China | Jan 14 to Feb 12, 2020 | 183 | 4·8 | 0.9 | 4·2–5·4 |
3. | Cheng et al | Taiwan | January 15 to February 26,2020 | 32 | 4.9 | 6.3 | 2.7–8.4 |
4. | Han et al | China | December 29, 2019, to February 5, 2020. | 59 | 5.8 | 2.9 | 5.1–6.5 |
5. | Kong | China | January 22 to February 15, 2020 | 136 | 8.5 | 4.1 | 7.8–9.2 |
6. | Lauer et al | China | January 4 to February 24, 2020. | 181 | 5.1 | 0.97 | 4.5–5.8 |
7. | Li et al | China | January 22, 2020 | 10 | 5.2 | 1.9 | 4.1–7.0 |
8. | Linton et al | China | January 31, 2020 | 158 | 5.6 | 2.8 | 5.0–6.3 |
9. | Tindale et al | Singapore | January 19 to February 26,2020 | 93 | 7.1 | 4.9 | 6.1–8.3 |
10. | Tindale et al | Tianjin | January 21 to February 27,2020 | 135 | 9 .0 | 6.5 | 7.9–10.2 |
11. | Viego et al | Argentina | March 20 to May 8, 2020 | 12 | 7.5 | 5.9 | 4.1–10.9 |
12. | Yang et al | China | January 20, 2020 | 178 | 8.5 | 3.8 | 4.8–6.0 |
13. | You et al | China | March 31, 2020 | 139 | 8 | 4.8 | NR |
14. | Zhang et al | China | after Jan. 20, 2020 | 49 | 5.2 | 12.1 | 1·8–12·4 |