Total number (percentage) of case simulations referred on by country
| Case fatality rate % | Total cases referred onwards | Cough+fever | Comorbidity +cough+fever | Immunosuppressed +cough+fever | Shortness of breath +fever | |
| n=52 (%) | n=16 (%) | n=12 (%) | n=12 (%) | n=12 (%) | ||
| Singapore | 0.1 | 46 (88) | 10 (63) | 12 (100) | 12 (100) | 12 (100) |
| Japan | 2.7 | 40 (77) | 12 (75) | 8 (67) | 8 (75) | 12 (100) |
| USA | 5.6 | 20 (38) | 0 | 3 (25) | 12 (100) | 5 (42) |
| UK | 13.6 | 23 (44) | 0 | 3 (25) | 12 (100) | 8 (67) |
Distinct scenarios are included. Variation within each scenario is not detailed here (see online supplemental data).