As seen from Fig 5 , the autocorrelation coefficients were tailing and decreasing, and the partial autocorrelation coefficients (PACF) were larger at lags of 1–7 days and then showed a trend with a period of 7 days.
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Evaluation of models for multi-step forecasting of hand, foot and mouth disease using multi-input multi-output: A case study of Chengdu, China.
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The sentences
The annual incidence of HFMD in Chengdu showed an increasing trend during 2009–2018, with an average annual incidence of 250.2 per 100,000 person-years [ 34 ].