Table 2.
Non age-dependent parameters’ values of the Phase 1 SEIR and Phase-2 SVEIR models used to assess COVID-19 transmission dynamics in Greece.
| Parameter | Description | Value | Source |
|---|---|---|---|
| β | transmissibility of symptomatic individuals | [0.155, 0.4] | [25,26] and authors’ estimations |
| βA | transmissibility of pre- and asymptomatic individuals | β/2 | |
| σ | rate of progression to infectiousness | (3.5 days)−1 | |
| λ | rate of progression to (a)symptomatic state | (1.5 days)−1 | |
| n | rate of progression to hospitalized state | (5.5 days)−1 | |
| γ | rate of recovery for non-hospitalized symptomatic individuals | Gamma distributed with mean = (6 days)−1, s.d. = (2.4 days)−1 | |
| γA | rate of recovery for asymptomatic individuals | Gamma distributed with mean = (6 days)−1, s.d. = (2.4 days)−1 | |
| γH | rate of recovery for hospitalized symptomatic individuals | Gamma distributed with mean = (11.5 days)−1, s.d. = (2.3 days)−1 | |
| μH | rate of death for hospitalized individuals | Gamma distributed with mean = (11.774 days)−1, s.d. = (8.815 days)−1 |