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. 2022 Sep 1;12(3):105–112. doi: 10.6705/j.jacme.202209_12(3).0003

Table 3 . Comparison of patient volumes among different composition of ED visits before and after COVID-19 pandemic .

^a Pre-pandemic period defined from March to December in 2019.

Group	Adult, non-trauma					Trauma
Group	Pre-pandemic ED visitsa	Pandemic ED visitsb	Decreased rate (%)	p value		Pre-pandemic ED visits	Pandemic ED visits	Decreased rate (%)	p value
Hospital A	45,930	37,127	19	< 0.001 ^*		13,961	13,119	6	0.180
Hospital B	25,260	21,081	17	< 0.001 ^*		6,310	5,892	7	0.054
Hospital C	30,338	27,194	10	0.001 ^*		12,020	11,318	6	0.073