Table 4.
Results of the linear regression performed between daily TMIN, TMAX, RHD, and daily new cases of COVID-19
| Region climate | Cities | Model formula | R2 | R |
|---|---|---|---|---|
| Correlation between daily TMIN and new cases of COVID-19 | ||||
| Sub-humid to humid | Algiers | y = 2.820x—16.300 | 0.238 | 0.488 |
| Annaba | y = 1.164x—11.300 | 0.158 | 0.398 | |
| Jijel | y = 0.949x—11.680 | 0.222 | 0.471 | |
| Oran | y = 3.165x -34.050 | 0.248 | 0.498 | |
| Blida | y = 1.165x—1.501 | 0.153 | 0.391 | |
| Semi-arid | Setif | y = 1.237x—1.361 | 0.121 | 0.348 |
| Batna | y = 1.322x -7.645 | 0.200 | 0.447 | |
| Djelfa | y = 0.742x -4.403 | 0.119 | 0.345 | |
| Tiaret | y = 0.573x -2.026 | 0.145 | 0.381 | |
| Naâma | y = 0.105x—0.171 | 0.045 | 0.212 | |
| Arid | Ouargla | y = 0.694x -8.745 | 0.128 | 0.356 |
| Bechar | y = 0.023x + 1.718 | 0.001 | 0.100 | |
| Hyper-arid | Tamanrasset | y = 0.154x -2.150 | 0.026 | 0.161 |
| Adrar | y = 0.218x—1.502 | 0.033 | 0.182 | |
| Correlation between daily TMAX and new cases of COVID-19 | ||||
| Sub-humid to humid | Algiers | y = 2.619x—46.730 | 0.237 | 0.487 |
| Annaba | y = 1.136x—23.970 | 0.224 | 0.473 | |
| Jijel | y = 0.779x—16.940 | 0.223 | 0.472 | |
| Oran | y = 2.262x—41.860 | 0.240 | 0.490 | |
| Blida | y = 0.857x—4.478 | 0.110 | 0.332 | |
| Semi-arid | Setif | y = 1.081x—11.670 | 0.155 | 0.394 |
| Batna | y = 0.899x—18.690 | 0.179 | 0.423 | |
| Djelfa | y = 0.560x—8.715 | 0.120 | 0.346 | |
| Tiaret | y = 0.394x—5.979 | 0.140 | 0.374 | |
| Naâma | y = 0.121x—2.194 | 0.075 | 0.274 | |
| Arid | Ouargla | y = 0.609x—15.940 | 0.123 | 0.351 |
| Bechar | y = 0.045x + 0.655 | 0.030 | 0.173 | |
| Hyper-arid | Tamanrasset | y = 0.247x—7.572 | 0.033 | 0.182 |
| Adrar | y = 0.254x—6.511 | 0.047 | 0.217 | |
| Correlation between daily RHD and new cases of COVID-19 | ||||
| Sub-humid to humid | Algiers | y = − 0.323x + 52.750 | 0.016 | 0.126 |
| Annaba | y = − 0.338x + 33.240 | 0.053 | 0.230 | |
| Jijel | y = − 0.260x + 22.640 | 0.105 | 0.324 | |
| Oran | y = − 0.109x + 30.160 | 0.030 | 0.173 | |
| Blida | y = − 0.141x + 30.580 | 0.011 | 0.105 | |
| Semi-arid | Setif | y = − 0.274x + 31.340 | 0.072 | 0.268 |
| Batna | y = − 0.289x + 23.060 | 0.092 | 0.303 | |
| Djelfa | y = − 0.185x + 14.020 | 0.084 | 0.290 | |
| Tiaret | y = − 0.100x + 11.050 | 0.100 | 0.316 | |
| Naâma | y = − 0.036x + 2.861 | 0.028 | 0.167 | |
| Arid | Ouargla | y = − 0.311x + 14.950 | 0.074 | 0.272 |
| Bechar | y = − 0.018x + 2.612 | 0.001 | 0.032 | |
| Hyper-arid | Tamanrasset | y = − 0.004x + 1.213 | 0.001 | 0.100 |
| Adrar | y = − 0.089x + 5.538 | 0.012 | 0.110 | |