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Table 1 Association between PrP mRNA levels and breast cancer parameters

From: Endoplasmic reticulum stress induces PRNP prion protein gene expression in breast cancer

 

Chin et al., 2006

van der Vijver et al., 2002

Minn et al., 2005

 

Low PrP (n= 59)

High PrP ( n= 59)

 

Low PrP (n= 147)

High PrP (n= 147)

 

Low PrP (n= 49)

High PrP (n= 49)

 
 

Mean ± SD

Mean ± SD

P- value

Mean ± SD

Mean ± SD

P- value

Mean ± SD

Mean ± SD

P- value

PrP

0.75 ± 0.1

1.49 ± 0.4

< 0.001*

0.72 ± 0.2

1.53 ± 0.6

< 0.001*

0.63 ± 0.1

1.38 ± 0.4

< 0.001*

ERS

0.81 ± 0.4

0.47 ± 0.5

< 0.001*

0.90 ± 0.3

0.63 ± 0.5

< 0.001*

0.82 ± 0.4

0.33 ± 0.5

< 0.001*

PR

0.68 ± 0.5

0.45 ± 0.5

0.012*

Not Available

0.59 ± 0.5

0.27 ± 0.4

0.001*

Grade

2.29 ± 0.7

2.53 ± 0.7

0.049*

2.06 ± 0.8

2.23 ± 0.8

0.068

Not Available

Age

55.1 ± 16

55.1 ± 14

0.995

44.5 ± 5

43.5 ± 6

0.129

58.7 ± 14

53.3 ± 12

0.050*

5Y Met Event

% with metastasis after 5 yrs 1 = yes, 0 = no

0.19 ± 0.4

0.44 ± 0.5

0.029*

Met Event

% with metastatic event independent of time

0.24 ± 0.4

0.42 ± 0.5

0.085

MFS

% with metastasis free survival (yrs)

5.63 ± 2.0

4.68 ± 2.5

0.064

LM Event

Lung metastasis

0.05 ± 0.2

0.28 ± 0.5

0.007*

LMFS

Lung metastasis free survival (yrs)

6.02 ± 1.8

4.96 ± 2.6

0.037*

BM Event

Bone metastasis

0.13 ± 0.3

0.21 ± 0.4

0.362

BMFS

Bone metastasis free survival (yrs)

5.83 ± 1.9

4.82 ± 2.5

0.046*