Alliance for Pandemic Preparedness

March 1, 2021

Incubation Period for COVID-19: A Systematic Review and Meta-Analysis

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  • A systematic review and meta-analysis (n = 15 studies, 6,300 patients) estimated that the incubation period for SARS-CoV-2 is 5.7 days (range: 5.2-6.3 days). Data were included through March 31, 2020, and most of the studies included in the meta-analysis used different parametric distributions for calculating the pooled incubation period.

Rai et al. (Feb 23, 2021). Incubation Period for COVID-19: A Systematic Review and Meta-Analysis. Journal of Public Health. https://doi.org/10.1007/s10389-021-01478-1