Table 3.

Summary of fit results for study sample stratified by case-mix group

Case-mix group	Model	N clients	MAPE (h)	CPM (%)	± sd* (%)	RMSE (h)	R-squared (%)	± sd* (%)
ST-H	INT	694	1.0	0	0	2.0	0	0
	DEMO		1.0	− 0.6	0.3	1.7	− 1.7	0.4
	DEMO + NANDA-I		1.0	− 0.5	0.4	1.7	− 1.9	1.1
ST-F	INT	754	1.2	0	0	2.3	0	0
	DEMO		1.2	− 1.3	0.3	2.0	− 1.7	0.6
	DEMO + NANDA-I		1.1	9.4	0.6	1.9	13.8	2.1
LT-SOM	INT	2359	2.1	0	0	3.9	0	0
	DEMO		2.1	0.5	0.1	3.7	0.1	0.1
	DEMO + NANDA-I		1.8	15.4	0.3	3.4	17.5	1.1
LT-PG	INT	389	2.0	0	0	3.6	0	0
	DEMO		2.0	− 0.8	0.6	3.0	− 3.6	1.6
	DEMO + NANDA-I		1.8	6.6	0.7	2.9	8.4	1.4

MAPE mean absolute prediction error, CPM Cumming’s prediction measure, RMSE root mean squared error, h hours, sd standard deviation

*Standard deviation is generated using 30 repeated tenfold cross-validation