Table 1.

Baseline Patient Characteristics

	Arm A (n = 41)			Arm B (n = 15)			Overall (N = 56)
Characteristic	No. of Patients		%	No. of Patients		%	No. of Patients		%
Age, years
Median		69			66			68
Range		46–81			41–81			41–81
Sex
Female	20		49	9		60	29		52
Male	21		51	6		40	27		48
Race
White	37		90	14		94	51		91
African American	3		7	1		6	4		7
Other	1		2	0		0	1		2
Ethnicity
Hispanic	1		2	1		7	2		4
Non-Hispanic	37		90	14		93	51		91
Unknown	3		7	0		0	3		5
Performance status
0	16		39	6		40	22		39
1	20		49	7		47	27		48
2	5		12	2		13	7		13
Weight loss
0%–5%	25		61	9		60	34		61
5%–10%	7		17	2		13	9		16
10%–20%	6		15	1		7	7		13
> 20%	1		2	0		0	1		2
Missing	2		5	3		20	5		9
Pleural effusion
No	26		63	10		67	36		64
Yes	15		37	4		27	19		34
Missing	0		0	1		7	1		2
Brain metastases
No	39		95	13		87	52		93
Yes	2		5	2		13	4		7

NOTE. The balance of baseline characteristics of patients across treatment arms was tested by Wilcoxon rank sum test for age, and χ² test for categorical variables. All P values > .50.