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Table 4 Multivariate analyses of variations in quality of life derived from FACT-B (coefficients)

From: Health variations among breast-cancer patients from different disease states: evidence from China

Independent variable

Quality of life

BCS

FWB

EWB

SWB

PWB

Age (in a unit of years)

    

−0.01

 

Married (vs. others)

    

0.74*

 

Educational attainment

 Illiteracy and primary school

Ref.

Ref.

Ref.

 

Ref.

Ref.

 Junior high school

3.09*

0.48*

0.25

 

0.79**

0.22

 Senior high school

4.24*

0.56*

0.33

 

0.65*

0.25

 College or above

2.80

−0.23

0.45

 

0.84*

0.18

Urban (vs. rural)

  

− 0.03

   

Medical insurance

 New rural cooperative scheme and others

Ref.

Ref.

Ref.

Ref.

 

Ref.

 Urban employees

1.58

−0.01

0.09

0.33

 

0.51*

 Urban residents

4.58*

0.51

0.23

0.61*

 

0.98**

Occupation

 Unemployed

  

Ref.

   

 Retired

  

−0.12

   

 Blue-collar

  

−0.54

   

 White-collar

  

−0.23

   

Household income

  < 30,000 RMB

  

Ref.

 

Ref.

 

 30,000–80,000 RMB

  

0.03

 

−0.36

 

  > 80,000 RMB

  

0.87**

 

0.22

 

Inpatients (vs. outpatients)

−9.25***

−0.48

−0.46

− 0.94**

− 0.74*

−1.50***

TNM stage

 0 and I

Ref.

 

Ref.

Ref.

Ref.

 

 II

−2.59

 

−0.29

0.05

− 0.28

 

 III

−3.26

 

−0.29

0.01

−0.27

 

 IV

−3.63

 

0.29

−0.45

0.12

 

Surgery

 No surgery

  

Ref.

   

 Breast-conserving surgery

  

0.66

   

 Modified radical surgery

  

0.27

   

Radiotherapy (yes vs. no)

−9.25***

    

0.32

Targeted therapy (yes vs. no)

   

0.46

  

Endocrine therapy (yes vs. no)

−0.52

    

0.02

State

 P

Ref.

Ref.

Ref.

Ref.

Ref.

Ref.

 S

−0.16

0.21

0.30

− 0.11

− 0.29

0.17

 R

−9.45**

−0.07

−0.98*

− 0.91

−1.41**

−0.67

 M

−6.72*

−0.05

−0.59

−1.07*

− 0.82*

−0.46

  1. ***p < .001; **p < .01; *p < .05
  2. Variables without coefficients did not make statistically significant difference in univariate analyses (results not presented here); therefore, they were not introduced into multivariate analyses