Table 4.

Correlation between the prediction of seven-day moving average ED visits with fever and daily number of influenza patients in NHIS from 2018 to 2019. We estimated the seasonal ARIMA(1,1,1)(0,0,1)₇ model to forecast hospital visits due to influenza based on a seven-day average ED visits with fever.

Number of Day in Forecast	Correlation Coefficient	p-Value
1-day	0.772	<0.0001
2-day	0.763	<0.0001
3-day	0.753	<0.0001
4-day	0.733	<0.0001
5-day	0.765	<0.0001
6-day	0.740	<0.0001
7-day	0.782	<0.0001
8-day	0.685	<0.0001
9-day	0.684	<0.0001
10-day	0.743	<0.0001
11-day	0.720	<0.0001
12-day	0.666	<0.0001
13-day	0.723	<0.0001
14-day	0.775	<0.0001
15-day	0.624	<0.0001
16-day	0.666	<0.0001
17-day	0.647	<0.0001
18-day	0.602	<0.0001
19-day	0.594	<0.0001
20-day	0.577	<0.0001