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Table 3 Unadjusted models for DFS and OS1

From: Cyclophosphamide- metabolizing enzyme polymorphisms and survival outcomes after adjuvant chemotherapy for node-positive breast cancer: a retrospective cohort study

Gene/Clinical

Comparison

Unadjusted DFS

Unadjusted OS

  

HR (95% CI)

Wald P-value

HR (95% CI)

Wald P-value

CYP2B6

Any variant vs. All WT

1.10 (0.83, 1.46)

0.51

1.12 (0.83, 1.52)

0.46

CYP2C9

Any variant vs. All WT

0.97 (0.72, 1.29)

0.82

1.01 (0.75, 1.37)

0.94

CYP2D6

G/A vs. A/A

1.07 (0.57, 2.03)

0.83

1.30 (0.64, 2.62)

0.46

 

G/G vs. A/A

0.89 (0.48, 1.65)

0.72

1.01 (0.51, 1.99)

0.98

CYP3A4

*1B/*1A vs. *1A/*1A

1.70 (1.10, 2.63)

0.02

1.21 (0.74, 1.96)

0.45

 

*1B/*1B vs *1A/*1A

1.96 (0.96, 3.98)

0.07

1.64 (0.77, 3.50)

0.20

CYP3A5

*3/*1 vs. *1/*1

0.76 (0.36, 1.59)

0.47

1.18 (0.49, 2.84)

0.72

 

*3/*3 vs. *1/*1

0.74 (0.38, 1.45)

0.38

1.18 (0.52, 2.67)

0.69

CYP3A5

*6/*1 vs. *1/*1

2.71 (1.01, 7.32)

0.05

2.47 (0.92, 6.66)

0.07

GSTM1

Null vs. Non-null

0.71 (0.54, 0.93)

0.02

0.71 (0.53, 0.94)

0.02

GSTT1

Null vs. Non-null

1.41 (1.00, 1.97)

0.05

1.31 (0.91, 1.88)

0.14

GSTP1

Any Var vs. All WT

1.03 (0.79, 1.36)

0.81

1.18 (0.88, 1.57)

0.27

CYP-GST genotype groups

Unfavorable vs. Intermediate or Favorable

1.29 (0.97-1.72)

0.08

1.32 (0.98-1.79)

0.07

Lymph node

Continuous

1.02 (1.00, 1.04)

0.06

1.02 (1.00, 1.04)

0.10

Tumor size

Continuous

1.00 (1.00, 1.01)

0.36

1.00 (1.00, 1.01)

0.13

Age

Continuous

0.99 (0.97, 1.00)

0.10

0.99 (0.97, 1.01)

0.28

ER

Pos vs. Neg

0.79 (0.60, 1.04)

0.10

0.78 (0.58, 1.04)

0.10

PR

Pos vs. Neg

0.82 (0.62, 1.07)

0.15

0.88 (0.66, 1.17)

0.37

Race

Black vs. White

1.44 (0.84, 2.48)

0.19

1.41 (0.80, 2.49)

0.23

 

Other vs. White

1.49 (0.83, 2.68)

0.18

1.20 (0.64, 2.28)

0.57

Arm

CAF+HDC vs. CAF

0.79 (0.60, 1.03)

0.08

0.93 (0.70, 1.23)

0.59

  1. 1Cox Regression
  2. CAF: cyclophosphamide, doxorubicin, fluorouracil; DFS: disease free survival; ER: estrogen receptor; HDC: high dose chemotherapy; HR: hazard ratio; PR: progesterone receptor; OS: overall survival