Table 1. The estimated SIR model parameters and R0 values for Italy and its regions, in the 14 days after the first confirmed cases.
| Region | Date of First Case | Population | Cumulative Cases | |||
|---|---|---|---|---|---|---|
| Lombardy | 21-Feb-2020 | 10,060,000 | 2,251 | 1.000 | 0.602 | 1.660 |
| Veneto | 21-Feb-2020 | 4,906,000 | 407 | 0.714 | 0.286 | 2.493 |
| Emilia-Romagna | 22-Feb-2020 | 4,459,000 | 870 | 0.740 | 0.260 | 2.846 |
| Piedmont | 22-Feb-2020 | 4,356,000 | 145 | 0.695 | 0.305 | 2.277 |
| Sicily | 25-Feb-2020 | 5,000,000 | 56 | 0.614 | 0.386 | 1.593 |
| Tuscany | 25-Feb-2020 | 3,730,000 | 208 | 0.681 | 0.319 | 2.134 |
| Liguria | 25-Feb-2020 | 1,551,000 | 132 | 1.000 | 0.616 | 1.623 |
| South Tyrol | 25-Feb-2020 | 520,891 | 9 | 0.583 | 0.417 | 1.397 |
| Marche | 26-Feb-2020 | 1,525,000 | 394 | 0.737 | 0.263 | 2.801 |
| Campania | 27-Feb-2020 | 5,802,000 | 154 | 0.657 | 0.343 | 1.918 |
| Apulia | 27-Feb-2020 | 4,029,000 | 77 | 1.000 | 0.659 | 1.517 |
| Abruzzo | 27-Feb-2020 | 1,312,000 | 38 | 0.652 | 0.362 | 1.802 |
| Calabria | 28-Feb-2020 | 1,947,000 | 33 | 0.255 | 0.000 | Inf |
| Lazio | 29-Feb-2020 | 5,879,000 | 274 | 0.684 | 0.333 | 2.055 |
| Friuli-Venezia Giulia | 01-Mar-2020 | 1,215,000 | 301 | 0.660 | 0.354 | 1.864 |
| Umbria | 01-Mar-2020 | 882,015 | 107 | 0.654 | 0.346 | 1.891 |
| Sardinia | 03-Mar-2020 | 1,640,000 | 107 | 0.681 | 0.319 | 2.135 |
| Basilicata | 03-Mar-2020 | 562,869 | 12 | 0.608 | 0.402 | 1.511 |
| Trentino | 03-Mar-2020 | 538,223 | 378 | 1.000 | 0.640 | 1.564 |
| Molise | 03-Mar-2020 | 305,617 | 21 | 0.581 | 0.419 | 1.386 |
| Aosta Valley | 05-Mar-2020 | 125,666 | 165 | 0.673 | 0.327 | 2.054 |
| Italy | 21-Feb-2020 | 60,360,000 | 3,855 | 0.715 | 0.285 | 2.505 |