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Table 3 Marker correlations

From: Osteopontin splice variants are differential predictors of breast cancer treatment responses

 

Parametric (lognormal)

Logrank

Wilcoxon

 

χ2

p-value

χ2

p-value

χ2

p-value

exon 4 intensity

4.82

0.0281

9.8692

0.0197

16.3818

0.0009

exon 4 high/low

  

7.9144

0.0049

15.5494

<0.0001

OPNc intensity

7.24

<0.0001

16.9014

0.0007

27.5348

<0.0001

OPNc high/low

  

2.1234

0.1438

6.4847

0.0109

tumor grade

7.63

0.0057

11.392

0.0098

9.5087

0.0232

  1. Quantitative multivariable analysis and non-parametric tests for the prediction of survival by the markers under study (osteopontin-c, exon 4, tumor grade). Used were either the staining levels 0,1,2,3 (intensity) or the combination of 2 and 3 versus 0 and 1 (high/low) under various model assumptions. Underlined p-values are considered significant (p < 0.05)