Table 5.

Kaplan–Meier survival estimates based on patient and tumor characteristics.

Characteristic	Variable	Median OS (months)	Log-rank p valuea	1-year OS (%surviving)	2-year OS (%surviving)
Age	Age at diagnosis
	≤72.5	21 ± 1.51	0.49	62 ± 0.62	48 ± 1.78
	>72.5	25 ± 1.98		68 ± 0.77	53 ± 1.80
Disease specific factors	IPSS score		0.001
	Lower risk (score 0–1)	35 ± 2.59		74 ± 0.61	64 ± 1.44
	Higher risk (score > 1)	12 ± 1.08		45 ± 1.07	22 ± 1.90
	Previous chemo/radiation
	No	26 ± 1.56	0.020	68 ± 0.6	55 ± 1.37
	Yes	9 ± 1.08		48 ± 1.45	27 ± 2.81
Comorbidities/risk factors	Charlson score
	<3	29 ± 2.70	0.043	78 ± 0.79	66 ± 1.87
	≥3	14 ± 0.90		57 ± 0.74	41 ± 1.61
Nutrition	Serum albumin		0.005
	≥3.5 g/dl	26 ± 2.4		67 ± 0.59	52 ± 1.32
	<3.5 g/dl	4 ± 0.6		45 ± 1.80	14 ± 3.2
	Vomiting in the past week		0.022
	None	26 ± 1.48		68 ± 0.56	53 ± 1.30
	Some	8.5 ± 1.73		25 ± 2.45	0
Physical function	Trouble taking a long walk		0.006
	None	53b		79 ± 0.92	71 ± 2.09
	Some	21 ± 1.28		61 ± 0.68	43 ± 1.49
Social function	Effect of physical symptoms on family life		0.024
	None	36 ± 3.10		73 ± 0.67	57 ± 1.58
	Some	14 ± 1.12		52 ± 0.95	39 ± 1.94

^aDerived from the Log-Rank test.

^bMedian survival not reached by 53 months of follow-up.