Table 2.
Spearman's correlations between 7-day MA of new cases (new deaths) and policy indices for Japan
| Index | COVID-19 new | Whole period 28 January 2020–26 March 2022 |
First wave 1 March 2020–30 June 2020 |
Second wave 1 July 2020–31 October 2020 |
Third wave 1 November 2020–28 February 2021 |
Fourth wave 1 March 2021–24 June 2021 |
Fifth wave 25 June 2021–30 September 2021 |
Sixth wave 6 January 2022–26 March 2022 |
|---|---|---|---|---|---|---|---|---|
| SI | Case | −0.1314*** | −0.3489*** | −0.1700 | −0.4970*** | −0.4951*** | −0.4807*** | NA |
| Death | −0.0210 | 0.2364** | −0.0079 | −0.0696 | −0.1294 | −0.1689 | NA | |
| GRI | Case | 0.0165 | −0.4952*** | −0.1700 | −0.4558*** | −0.4901*** | 0.2529* | 0.6442*** |
| Death | −0.0304 | 0.0193 | −0.0079 | −0.1776 | −0.1253 | −0.4810*** | 0.2834* | |
| CHI | Case | 0.0206 | −0.4040*** | −0.1700 | −0.4641*** | −0.4901*** | 0.2529* | 0.6442*** |
| Death | −0.0070 | 0.1892* | −0.0079 | −0.1294 | −0.1253 | −0.4810*** | 0.2834* |
*, **, and *** denote significance at the 5%, 1%, and 0.1% levels, respectively.