Table 2.
Correlated analysis of DRPU and 7 MFs
| Related DRPU | Group | Related coefficient | P value |
| Monthly average temperature | 72 | -0.8704 | <0.01 |
| Average ten-day temperature | 216 | -0.6624 | <0.01 |
| Average five-day temperature | 432 | -0.5384 | <0.01 |
| Average monthly highest temperature | 72 | -0.8000 | <0.01 |
| Average ten-day highest temperature | 216 | -0.6470 | <0.01 |
| Average five-day highest temperature | 432 | -0.5167 | <0.01 |
| Average monthly lowest temperature | 72 | -0.8091 | <0.01 |
| Average ten-day lowest temperature | 216 | -0.6617 | <0.01 |
| Average five-day lowest temperature | 432 | -0.5384 | <0.01 |
| Average monthly air pressure | 72 | 0.7230 | <0.01 |
| Average ten-day air pressure | 216 | 0.5777 | <0.01 |
| Average five-day air pressure | 432 | 0.4579 | <0.01 |
| Average monthly relative humidity | 72 | -0.2334 | >0.05 |
| Average ten-day relative humidity | 216 | -0.1364 | >0.05 |
| Average five-day relative humidity | 432 | -0.0657 | >0.05 |
| Average monthly dew point temperature | 72 | -0.7812 | <0.01 |
| Average ten-day dew point temperature | 216 | -0.6246 | <0.01 |
| Average five-day dew point temperature | 432 | -0.4936 | <0.01 |
| Monthly precipitation | 72 | -0.2013 | >0.05 |
| Ten-day precipitation | 216 | -0.0916 | >0.05 |
| Five-day precipitation | 432 | -0,0418 | >0.05 |
The results of regressive effect analysis indicated that the 3 multiple regressive equations based on DRPU and variation of the 5 MFs had remarkable effects.