From: Predictability and epidemic pathways in global outbreaks of infectious diseases: the SARS case study
Parameter | Description | Â | Baseline value |
---|---|---|---|
T 0 | Initial offset from 21 February (days) | Â | 3* |
β | Rate of transmission |  | 0.57* |
L(t = 0) | Number of initial latent individuals | Â | 10* |
 |  | 21 February + T 0-20 March | 1.00 |
s f (t) | Scaling factor for the rate of transmission | 21 March – 9 April | 0.37 |
 |  | 10 April – 11 July | 0.06 |
r β | Relative infectiousness of patients at the hospital |  | 0.2 |
ε -1 | Average latency period (days) |  | 4.6 |
 |  | 21 February + T 0-25 March | 4.84 |
μ -1(t) | Average period from onset of symptoms to admission (days) | 25 March – 1 April | 3.83 |
 |  | 2 April – 11 July | 3.67 |
μ R -1 | Average period from admission to recovery (days) |  | 23.5 |
μ D -1 | Average period from admission to death (days) |  | 35.9 |
d | Case fatality rate | Â | 0.2 |