Using predicted length of stay to define treatment and model costs in hospitalized adults with serious illness: an evaluation of palliative care

Table 6 Main results for Aim 2: model diagnostics and treatment effect estimation for models differentiated by the use of estimated LOS as a covariate

	Model diagnostics								Treatment effect estimation
	R²	RMSE is	MAPE is	RMSE os	MAPE os	MPE os	AIC	BIC	ATET	95%CI	CI width	t-test
*Model (i)*	0.14	47,261	27,501	47,459	27,614	49	60,450	60,515	−11302**	−14,289 to − 8314	5975	t = 0.42
*Model (iii)*	0.23	44,875	25,066	45,116	25,196	−321	60,058	60,135	− 10365**	−13,490 to − 7241	6249

ISSN: 2191-1991