Background
Methods
Ethical approval
Sources of data
Statistical methods
Results
Information collected for each case | China CDC | HealthMap | Virginia Tech | Bloomberg | HKU SPH | FluTrackers |
---|---|---|---|---|---|---|
Age | × | × | × | × | × | × |
Sex | × | × | × | × | × | × |
Province | × | × | × | × | × | × |
City | × | × | × | × | ||
Date of illness onset | × | × | × | × | × | × |
Date of hospital admission | × | × | × | × | × | |
Date of discharge | × | × | × | |||
Date of death | × | × | × | × | × | × |
Health status | discharged/mild/stable/severe/died | died | discharged/mild/stable/severe/died | discharged/died | mild/severe/died | discharged/mild/stable/severe/died |
Dates of data updates/archives | Apr 5 - May 31 | Apr 5 - May 31 | Apr 22, 24, 25, 26, 29, May 1, 6, 7 | Apr 5–11, 13–19, 22–26, 29, 30, May 2, 7 | Apr 10–24, May 1, 6, 13, 20, 27 | Apr 13, 15, 16, 18, 22, 23, 27, 28, 30, May 2, 6, 9, 17, 29, 31 |
Line list | Estimated incidence rate ratio (Pvalue) | ||
---|---|---|---|
Shanghai | Nanjing | Hangzhou | |
China CDC | 0.064 (<0.001) | 0.014 (0.007) | 0.000 (<0.001b) |
HealthMapa
| 0.067 (<0.001) | 0.000 (0.034b) | 0.007 (<0.001) |
Virginia Techa
| 0.037 (<0.001) | 0.017 (0.010b) | 0.006 (<0.001) |
FluTrackersa
| 0.061 (<0.001) | 0.362 (0.328) | 0.004 (<0.001) |