Table 3.

The Effect of Demographic Factors on the Total Score of Quality of Life Using Multiple Linear Regression Model with Backward Elimination Selection Procedure

variable	B	95% CI	Beta
Age	-0.69	(-1.18,-0.19)	-0.27
Social status
Medium	reference	-	-
High	10.22	(1.65,18.79)	0.23
Radiotherapy
No	reference	-	-
Yes	-14.23	(-24.13,-4.33)	-0.3
Endocrine therapy
No	reference	-	-
Yes	12.39	(3.25,21.55)	0.28