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Focus on SARS-CoV-2. Time series bi-directional cross-correlation coefficients for 1, 2, 3 and 4 weeks displaying relationships between Google Trends Terms (“Flu” and “Symptoms of Flu”) and SARS-CoV-2 new cases. Used Spearman’s rank correlation coefficient.
| Lag in week compared to SARS-CoV-2 new cases | |||||
|---|---|---|---|---|---|
| 0 | +1 | +2 | +3 | +4 | |
| Flu | -0.4167 | -0.0500 | 0.3833 | 0.8000* | 0.6500 |
| Symptoms of Flu | -0.4333 | -0.2000 | 0.1000 | 0.4435 | 0.0084 |
*: p-value < 0.01.
