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Table 4 In-sample and out-of-sample MSE and MAE for ED arrivals

From: Forecasting emergency department arrivals using INGARCH models

Ā 

MSE

MAE

In-sample (2015ā€“2018)

Out-of-sample (2019ā€“2020)

In-sample (2015ā€“2018)

Out-of-sample (2019ā€“2020)

Zhu [38]

1251.28

1020.70

27.74

25.16

Xu et al. [37]

1102.80

979.06

25.91

24.52

Poisson

1102.00

981.08

25.94

24.58

  1. The one-day-ahead forecast is estimated using the information available up to the previous day