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. 2021 Apr 10;28(32):43732–43746. doi: 10.1007/s11356-021-13653-8

Table 3.

Factor roles in modeling OLS and GWR regressions

No. Items Quarter 2 Quarter 3 Quarter 4
1 Population and hospitalization Factor 1 (THB, POD, TP) Factor 1 (THB, POD, TP) Factor 1 (THB, POD, TP)
2 Age structure Factor 2 (P59, P80) Factor 2 (P59, P80) Factor 4 (P59, P80)
3 Air quality Factor 3 (TPE, AQI) Factor 5 (AQI)
4 Economic Factor 4 (PCI, UEM) Factor 4 (PCI, UEM) Factor 2 (PCI, UEM)
5 Natural supply Factor 5 (LA) Factor 3 (LA) Factor 3 (PCN, LA)
6 Medical supply Factor 6 (BPC) Factor 5 (BPC)