Table 1 Patient characteristics by mode of administration

Sample size

595

596

589

Age (in years), mean (standard deviation)

57 (12)

56 (13)

56 (13)

.83

Gender, female, %

62

60

63

.52

Race, Non-White, %

27

24

26

.54

Ethnicity, Hispanic, %

4

8

5

.03

Site, %

.71

MD Anderson

19

19

19

Mayo Clinic

47

48

46

Memorial-Sloan Kettering

8

8

8

Northwestern University

23

24

24

University of North Carolina

3

1

3

Highest level of education, %

.83

High School graduate or lower

29

29

28

Vocational school degree, some college or college graduate

53

55

53

Graduate or professional school degree

17

15

18

Other

1

1

1

Marital status, married or marriage-like relationship, %

72

68

71

.35

Employment status, %

.12

Employed (full or part time)

29

33

35

On sick leave or disability

27

27

23

Other

44

40

43

Disease, %

.56

Breast

27

24

28

Lymphoma/myeloma

18

23

22

Prostate/bladder

1

1

1

Lung

9

8

6

Colorectal

10

11

9

Head/neck/gastroesophageal

9

9

7

Other

26

25

26

Disease stage, %

.46

I

12

10

14

II

21

22

22

III

29

30

30

IV

38

38

35

ECOG performance score, %

.09

0–1

71

73

67

2–4

29

27

33

Cancer treatment in the past 2 weeks, %

.09

Chemotherapy

59

57

60

Radiation

4

2

2

Surgery

1

1

1

Combination of above

8

12

8

None of the above

29

27

30

Current treatment intention, %

.58

Curative

70

70

72

Palliative

30

30

28

Adequate confidence filling out medical forms, %

85

81

84

.23