Table 5 Severity levels, standard errors, and goodness-of-fit indices of the QLACS Generic and cancer-specific scales, and the benefits of cancer and the sexual problems scales using Rasch analysis

Item 1^a

You had the energy to do the things you wanted to do

−0.16

0.03

1.23

1.28

Item 2

You had difficulty doing activities that require concentrating

0.38

0.04

0.77

0.84

Item 3

You were bothered by having a short attention span

0.27

0.04

1.20

1.12

Item 4

You had trouble remembering things

−0.04

0.03

1.16

1.22

Item 5

You felt fatigued

−0.19

0.03

0.83

0.85

Item 6

You felt happy

−0.40

0.03

1.25

1.33

Item 7

You felt blue or depressed

−0.09

0.03

0.87

0.94

Item 8

You enjoyed life

−0.38

0.03

1.30

1.32

Item 9

You worried about little things

−0.16

0.03

1.04

1.23

Item 10

You were bothered by being unable to function sexually

Item 11

You didn’t have energy to do the things you wanted to do

−0.07

0.03

0.82

0.81

Item 12

You were dissatisfied with your sex life

Item 13

You were bothered by pain that kept you from doing the things you wanted to do

−0.02

0.03

1.10

1.06

Item 14

You felt tired a lot

−0.33

0.03

0.71

0.72

Item 15

You were reluctant to start new relationships

Item 16

You lacked interest in sex

Item 17

Your mood was disrupted by pain or its treatment

0.07

0.04

1.05

0.99

Item 18

You avoided social gatherings

0.32

0.04

1.26

1.17

Item 19

You were bothered by mood swings

−0.15

0.03

0.80

0.86

Item 20

You avoided your friends

0.72

0.04

1.08

1.20

Item 21

You had aches or pains

−0.04

0.03

1.03

1.05

Item 22

You had a positive outlook on life

Item 23

You were bothered by forgetting what you stated to do

0.24

0.04

0.89

1.10

Item 24

You felt anxious

−0.26

0.03

0.86

0.96

Item 25

You were reluctant to meet new people

Item 26

You avoided sexual activity

Item 27

Pain or its treatment interfered with your social activities

0.30

0.04

1.10

1.09

Item 28

You were content with your life

Item 30

You had financial problems because of the cost of cancer surgery or treatment

Item 31

You worried that your family members were at risk of getting cancer

−0.46

0.04

1.04

1.01

Item 33

You were self-conscious about the way you look because of your cancer or its treatment

0.40

0.04

1.18

1.10

Item 34

You worried about whether your family members might have cancer-causing genes

−0.49

0.04

0.94

0.90

Item 35

You felt unattractive because of your cancer or its treatment

0.47

0.04

0.98

0.95

Item 36

You worried about dying from cancer

−0.14

0.04

1.02

1.02

Item 37

You had problems with insurance because of cancer

Item 38

You were bothered by hair loss from cancer treatment

0.59

0.04

1.28

1.23

Item 39

You worried about cancer coming back

−0.55

0.04

0.81

0.83

Item 42

You worried about whether your family members should have genetic tests for cancer

−0.22

0.04

1.26

1.17

Item 43

You had money problems that arose because you had cancer

Item 44

You felt people treated you differently because of changes to your appearance due to your cancer or its treatment

0.81

0.04

1.24

1.17

Item 45

You had financial problems due to a loss of income as a result of cancer

Item 46

Whenever you felt a pain, you worried that it might be cancer again

−0.14

0.03

0.85

0.95

Item 47

You were preoccupied with concerns about cancer

−0.24

0.03

0.81

0.87

Item 29

You appreciated life more because of having had cancer

−0.38

0.03

1.15

1.15

Item 32

You realized that having had cancer helps you cope better with problems now

0.04

0.03

0.84

0.85

Item 40

You felt that cancer helped you to recognize what is important in life

−0.45

0.03

0.77

0.73

Item 41

You felt better able to deal with stress because of having had cancer

0.79

0.03

1.29

1.28

Item 10

You were bothered by being unable to function sexually

0.10

0.03

1.12

1.07

Item 12

You were dissatisfied with your sex life

0.01

0.03

0.94

0.89

Item 16

You lacked interest in sex

−0.09

0.03

0.98

0.90

Item 26

You avoided sexual activity

−0.02

0.03

0.98

0.89