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Table 1 Demographic and clinical characteristics of the study participants

From: Mapping function from FACT-B to EQ-5D-5 L using multiple modelling approaches: data from breast cancer patients in China

Characteristic

Groups

N

%

Age, year

<45

74

16.59

45~54

215

48.21

55~64

138

30.94

≥65

19

4.26

Nationality

Han nationality

438

98.21

Minority

8

1.79

Education level

Elementary and below

144

32.29

Junior high school

150

33.63

Senior high school

88

19.73

Undergraduate or over

64

14.35

Marital status

Single

7

1.57

Married

411

92.15

Divorced/separated

14

3.14

Widowed

14

3.14

Account location

Rural

220

49.33

Urban

226

50.67

Health-care insurance

Urban employees

193

43.27

Urban residents

54

12.11

New rural cooperative scheme

177

29.69

Other

22

4.93

Occupation

Public sector employee

28

6.28

Enterprise or company employee/worker

28

6.28

Self-employed

23

5.16

Farmer/worker

123

27.58

Unemployed

148

33.18

Retiree

96

21.52

Household income in 2017, Chinese Yuan

<30,000

234

52.47

30,000~80,000

148

33.18

80,000~ 150,000

45

10.09

≥150,000

19

4.26

Course of disease,month

≤12

133

29.82

13~36

147

32.96

37~60

78

17.49

≥61

88

19.73

TNM stage

0

17

3.81

I

72

16.14

II

224

50.22

III

99

22.20

IV

34

7.62

Hormone receptor (ER/PR)

Positive

306

68.61

Negative

78

17.49

Mixed

56

12.56

Unkonwn/missing

6

1.35

HER2

Positive

355

79.60

Negative

81

18.16

Unkonwn/missing

10

2.24

Inpatient/Outpatient

Outpatient

376

84.30

Inpatient

70

15.71

Surgical therapy

Breast conserving surgery

101

22.65

Modified radical surgery

331

74.22

Unsurgical

14

3.14

Chemotherapy

No

37

8.30

Yes

409

91.70

Radiotherapy

No

175

39.24

Yes

271

60.76

Targeted therapy

No

403

90.36

Yes

43

9.16

Endocrine therapy

No

139

31.17

Yes

307

68.83

Menopause

No

63

14.13

Yes

383

85.87

Disease state

Primary breast cancer within one year (state P)

125

28.03

Primary and recurrent breast cancer for the second year and above (state S)

258

57.85

Recurrent breast cancer within one year (state R)

20

4.48

Metastatic cancer (state M)

43

9.64