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Table 4 Median change of circulating biomarkers.

From: A randomized phase II presurgical trial of weekly low-dose tamoxifen versus raloxifene versus placebo in premenopausal women with estrogen receptor-positive breast cancer

   

Baseline

Six weeks

Change

  

Variable

Treat.

N Obs

Median

IQR

Median

IQR

Median

IQR

Contrast1

P

Fibrinogen

P

25

312.0

(273.0 to 340.0)

333.5

(276.0 to 354.0)

4.5

(-19.0 to 24.0)

T vs. R

0.02

mg/dL

R

50

301.0

(254.0 to 334.0)

260.0

(230.0 to 288.0)

-29.5

(-61.0 to -5.0)

T + R vs. P

0.01

 

T

50

286.0

(247.0 to 319.0)

285.0

(243.0 to 312.0)

-2.0

(-20.0 to 12.0)

  

Antithrombin

P

25

102.0

(98.0 to 109.0)

99.0

(93.0 to 104.0)

-1.0

(-5.0 to 4.0)

T vs. R

0.75

%

R

50

103.0

(98.0 to 108.0)

94.0

(90.0 to 101.0)

-8.0

(-11.0 to -1.0

T + R vs. P

0.02

 

T

50

106.0

(98.0 to 114.0)

100.0

(92.0 to 106.0)

-7.0

(-16.0 to -1.0)

  

CRP

P

25

0.6

(0.3 to 2.8)

0.8

(0.3 to 3.3)

0.0

(-0.1 to 0.6)

T vs. R

0.12

mg/dL

R

50

1.0

(0.5 to 1.9)

0.6

(0.4 to 1.3)

-0.3

(-0.7 to 0.1)

T + R vs. P

0.21

 

T

50

0.7

(0.4 to1.2)

0.8

(0.4 to 1.3)

0.1

(-0.3 to 0.3)

  

Cholesterol

P

25

199.0

(185.0 to 224.0)

225.5

(197.0 to 244.0)

13.5

(1.0 to 33.0)

T vs. R

0.30

mg/dL

R

50

199.5

(179.0 to 222.0)

192.0

(168.0 to 215.0)

-7.0

(-23.0 to 5.0)

T + R vs. P

<.0001

 

T

50

201.5

(180.0 to 220.0)

188.5

(171.0 to 200.0)

-12.0

(-18.0 to 0.0)

  

CTX ng/mL

P

25

0.3

(0.2 to 0.4)

0.3

(0.2 to 0.3)

0.0

(-0.1 to 0.0)

T vs. R

0.05

 

R

50

0.3

(0.2 to 0.4)

0.3

(0.2 to 0.4)

0.0

(0.0 to 0.1)

T + R vs. P

0.58

 

T

50

0.3

(0.2 to 0.4)

0.3

(0.2 to 0.4)

0.0

(-0.1 to 0.0)

  

Osteocalcin

P

25

16.9

(13.4 to20.3)

16.5

(13.1 to 22.5)

-0.5

(-1.9 to 2.2)

T vs. R

0.39

ng/mL

R

50

17.9

(13.8 to 22.5)

16.8

(13.4 to 20.8)

-1.7

(-3.5 to 1.1)

T + R vs. P

0.32

 

T

50

16.0

(61.98 to 165.5)

15.3

(12.5 to 20.2)

-0.7

(-2.0 to 1.0)

  
  1. 1Change adjusted for baseline. CRP, C-reactive protein; CTX, C-telopeptide; IQR, interquartile range; P, placebo; R, raloxifene 60 mg/day; T, tamoxifen 10 mg/week.