Machine learning approaches for predicting high cost high need patient expenditures in health care

Table 7 Temporal correlation comparison between cohorts

Period length and lags	General Medicaid population	Diabetes cohort	COPD cohort	Hypertension cohort	Asthma cohort
1 month, One period later	0.564	0.611	0.591	0.588	0.587
1 month, Two periods later	0.526	0.566	0.548	0.543	0.548
1 month, Three periods later	0.521	0.553	0.526	0.530	0.533
3 months, One period later	0.651	0.649	0.611	0.629	0.640
3 months, Two periods later	0.584	0.592	0.554	0.572	0.600
3 months, Three periods later	0.516	0.559	0.526	0.541	0.567
6 months, One period later	0.653	0.662	0.626	0.644	0.680
6 months, Two periods later	0.566	0.594	0.568	0.581	0.624
6 months, Three periods later	0.515	0.541	0.522	0.530	0.585
12 months, One period later	0.676	0.675	0.651	0.664	0.718
12 months, Two periods later	0.594	0.581	0.563	0.570	0.631

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