Table 1.

Propensity Score Models

	Stage II With No Poor Prognostic Features	Stage II With Any Poor Prognostic Features	Stage III
Main effect variables	Age	Age	Age
	Male	Marital status	Marital status
	Marital status	Residence location	Year of diagnosis
	Year of diagnosis	Year of diagnosis	Visit to oncologist within 30 days
	Visit to oncologist within 30 days	Visit to oncologist within 30 days	HCC score
	HCC score	Census-tract median household income	Hospitalizations in prior year
	Hospitalizations in prior year	Census-tract education	Rehospitalizations within 30 days
	In-hospital complications	Hospitalizations in prior year	In-hospital complications
		In-hospital complications
Interactions	Age*complication	Age*oncologist visit	Age*oncologist visit
	Marital status*male	Age*complication	Age*complication
	Age*oncologist visit		Complication*oncologist visit
			Rehospitalization*oncologist visit

Abbreviation: HCC, Hierarchical Condition Categories.