Table 1.

Patient Demographics and Clinical Characteristics by Group

Demographic or Clinical Characteristic	Intervention Group (n = 38)		Control Group (n = 41)		P
	No. of Patients	%	No. of Patients	%
Age, years
Mean	59.2		60.9		.491
SD	13.6		11.8
< 60	15	39.5	13	31.7	.491
≥ 60	23	60.5	28	68.3
Sex					.822
Male	21	55.3	21	51.2
Female	17	44.7	20	48.8
Marital status					.758
Married	33	86.8	34	82.9
Unmarried	5	13.2	7	17.1
Race					.361
White non-Hispanic	32	88.9	33	80.5
Other	4	11.1	8	19.5
Education level					< .99
< Grade 12	1	2.6	2	4.9
≥ Grade 12	37	97.4	39	95.1
Job status					.950
Employed outside the home	13	34.2	14	34.1
Homemaker	1	2.6	4	9.8
Retired	18	47.4	17	41.5
Medical leave/unemployed/other	6	16.0	6	16.0
Ever smoker	25	65.8	27	65.9
ECOG PS score at enrollment					< .99
0	20	54.1	22	53.7
1-2	17	45.9	19	46.3
Received preoperative chemotherapy	8	21.6	8	19.5	< .99
Disease status					.262
Local	14	37.8	21	51.2
Metastatic	23	62.2	20	48.8
Preoperative disease stage					.279
I	7	20.6	10	28.6
II	2	5.9	5	14.3
III	8	23.5	3	8.6
IV	17	50.0	17	48.6
Primary cancer diagnosis					.655
Colon/rectum	5	13.2	6	14.6
Esophagus	1	2.6	0	0.0
Uterus	0	0.0	1	2.4
Kidney	2	5.3	2	4.9
Head and neck	0	0.0	2	4.9
Lung: small cell	0	0.0	2	4.8
Lung: non–small cell	16	42.1	20	48.8
Melanoma	3	7.9	2	4.9
Sarcoma	10	26.3	6	14.6
Other	1	2.6	0	0.0

Abbreviations: SD, standard deviation; ECOG PS, Eastern Cooperative Oncology Group performance status.