Table 3. One-Year Survival and Treatment Procedures by Medicare/Medicaid Eligibility Status.

		Medicare Only		Dually Eligible
		N=5,697		N=765
Overall		N	%	N	%	p-value
	Death	1488	26.12	262	34.25	<0.001
	None or chemo only	1011	17.75	166	21.7
	Resection no chemo	3184	55.89	481	62.88
	Resection with chemo	1502	26.36	118	15.42	<0.001
In Situ/Local Stage		N=2,390		N=297
	Death	292	12.22	67	22.56	<0.001
	None or chemo only	483	20.21	82	27.61
	Resection no chemo	1667	69.75	203	68.35
	Resection with chemo	240	10.04	12	4.04	<0.001
Regional Stage		N=2,292		N=339
	Death	480	20.94	101	29.79	<0.001
	None or chemo only	171	7.46	33	9.73
	Resection no chemo	1166	50.87	228	67.26
	Resection with chemo	955	41.67	78	23.01	<0.001
Distant Stage		N=1,015		N=129
	Death	716	70.54	94	72.87	0.584
	None or chemo only	357	35.17	51	39.53
	Resection no chemo	351	34.58	50	38.76
	Resection with chemo	307	30.25	28	21.71	0.133

NOTE: The Pearson chi-square test was used for testing between Medicare only and dually eligible patients.

SOURCE: Michigan Tumor Resigtry, Medicare and Medicaid fee-for-service claims from 1996 to 2000.