From: The incubation period during the pandemic of COVID-19: a systematic review and meta-analysis
Study | n | Distribution | Mean (days) | 95th percentile(days) | ||
---|---|---|---|---|---|---|
Estimate | 95% CI | Estimate | 95%CI | |||
Li et al. [20] | 10 | Log normal | 5.2 | 4.1–7.0 | 12.5 | 9.2–18 |
Zhang et al. [23] | 49 | Log normal | 5·2 | 1.8–12.4 | 10.5 |  |
Linton et al. [29] | 52€ | Log normal* | 5.0 5.6 ┼ | 4.2–6.0 4.4–7.4 | 10.6 12.3 | 8.5–14.1 9.1–19.8 |
Weibull | 5.4 | 4.3–6.6 | 12.0 | 9.8–15.6 | ||
Gamma | 5.3 | 4.3–6.6 | 11.3 | 9.2–14.5 | ||
158€ € | Log normal* | 5.6 | 5.0–6.3 | 10.8 | 9.3–12.9 | |
Weibull | 5.8 | 5.2–6.5 | 11.0 | 9.6–12.9 | ||
Gamma | 6.0 | 5.3–6.7 | 11.7 | 10.3–13.4 | ||
Backer et al. [55] | 88 | Weibull* | 6.4 | 5.6–7.7 | 10.3 | 8.6–14.1 |
Gamma | 6.5 | 5.6–7.9 | 11.3 | 9.1–15.7 | ||
Lauer et al. [56] | 181 | Log normal* | 5.5 5.1 a | - 4.5–5.8 | 11.5b | 8.2–15.6 |
Wang et al. [57] | 483 | Log normal* | 7.4 | 2–20 | - | - |
Bi et al. [24] | 183 | Log normal | 4.8a | 4.2–5.4 | 14.0 | 12.2–15.9 |
Yu et al. [30] | 132 | Gamma | 7.2a | 6.4 -7.9 | 16.0 20.4 c | - - |
Yang et al. [26] | 178 | Weibull* | 6 a | - | 13.7 | 12.5–14.9 |
Wang et al. [47] | 14 | Log normal | 4.5 | 3.0–6.4 | 11.4 | 4.0–12.0 |
Viego et al. [33] | 12 | Log normal | 7.50 | 4.11–10.89 | - | - |
Tindale et al. [52] | 93 | Gamma | 5.99 | 4.97–7.14 | - | - |
135 | Gamma | 8.68 | 7.72–9.7 | - | - | |
Ryu et al. [34] | 181 | Log normal* | 4.7 a | 0.1–15.6 | - | - |
Qin et al(69) | 1084 | Weibull | 8.29 | 7.67–8.90 | 16.32 | 15.62-17.04 |
Lee et al. [51] | 47 | Log normal* | 3.0 a | 0.6–8.2 | - | - |
Chun et al. [9] | 74 | Weibull | 3.10 a | 2.54–3.71 | - | - |
Gamma | 2.99 a | 2.44–3.60 | - | - | ||
Log normal* | 2.87 a | 2.33–3.50 | - | - | ||
Wieland [37] | 107 | - | - | - | 5.6 b | - |