Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Estimated incubation period for all confirmed COVID-19 cases.
| Parameter | Log-normal model | Weibull model | Gamma model |
|---|---|---|---|
| Mean (95% CI) | 4.72 (3.96–4.85) | 3.51 (3.01–3.82) | 4.56 (3.94–4.83) |
| Median (95% CI) | 4.61 (3.09–4.85) | 4.01 (2.91–4.48) | 3.82 (3.11–4.71) |
| 95th percentile (95% CI) | 11.74 (10.18–12.22) | 10.83 (10.01–11.57) | 8.17 (7.95–8.58) |
| AIC | 1,604.00 | 1,635.39 | 1,614.84 |
AIC, Akaike Information Criterion; CI, Confidence interval; Unit, days.
