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. Author manuscript; available in PMC: 2022 Jul 4.
Published in final edited form as: JAMA Oncol. 2016 May 1;2(5):591–598. doi: 10.1001/jamaoncol.2015.5252

Table.

Baseline Characteristics of the Study Participantsa

Group, No. (%)
Variable Usual Care
(n = 67)
Intervention
(n = 69)
P valueb
Age, mean (SD), y 57.8 (14.7) 55.1 (13.1) .16
Female 37 (55) 39 (57) >.99
Race
 White 20 (30) 23 (34)
 Black 15 (23) 18 (27)
 Asian 2 (3) 4 (6) .80
 American Indian or Alaskan Native 2 (3) 1 (1)
 >1 Race 2 (3) 1 (1)
 Other 25 (38) 20 (30)
Hispanic or Latino 29 (43) 20 (29) .08
Education
 High school or less 36 (54) 32 (46) .49
 College or more 31 (46) 37 (54)
Income, $
 <50 000 41 (61) 41 (62)
 ≥50 000 15 (22) 19 (29) .37
 Do not know 11 (16) 6 (9)
Health care proxy
 No 26 (39) 29 (42)
 Yes 34 (51) 37 (54) .45
 Do not know 7 (10) 3 (4)
Living will
 No 51 (76) 47 (68)
 Yes 13 (19) 19 (28) .48
 Do not know 3 (5) 3 (4)
Has insurance 65 (97) 67 (97) >.99
Cancer type
 Breast 7 (10) 9 (13)
 Colorectal 7 (10) 9 (13) .53
 Lung 10 (15) 5 (7)
 Other 43 (64) 46 (67)
Mood outcome, No./total No. (%)
 Major depressive disorderc 19 of 65 (29) 24 of 69 (35) .12
Quality of life, total No.d 67 68
 FACT-G scores, mean (SD) 59.82 (16.77) 53.56 (19.61) .06

Abbreviation: FACT-G, Functional Assessment of Cancer Therapy-General Measure.

a

Plus-minus values are reported as means (SDs). Percentages may not total 100% because of rounding. Variables are self-reported with the exception of cancer type, which was taken from the electronic medical record during the eligibility screening process.

b

P values were calculated with the use of 2-sided Fisher exact tests for categorical variables and the Wilcoxon rank tests for continuous variables.

c

The Patient Health Questionnaire-9 (PHQ-9) is a 9-item measure that evaluates symptoms of major depressive disorder according to the criteria of the fourth edition of the Diagnostic and Statistical Manual of Mental Disorders. Major depressive disorder was coded as a binary variable (yes/no). A major depressive disorder was noted if a patient reported at least 5 of the 9 symptoms of depression on the PHQ-9, with 1 of the 5 symptoms being depressed mood or a lack of pleasure. Symptoms had to be present for more than half the time over the past 2 weeks, except for the symptom of suicidal thoughts, which was included in the notation of major depressive disorder, if it was present at any time.

d

Quality of life was assessed by the use of the measure FACT-G, on which scores range from 0 to 108, with higher scores indicating a better quality of life.