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Table 1 Distribution of marker value ratios

From: Blood-sampling collection prior to surgery may have a significant influence upon biomarker concentrations measured

Biomarker

Time ratio

Mean

Median

Min–max

p value*

SCC

T2/T1

1.06

0.84

0.11–2.44

0.7354

T3/T1

7.42

4.96

0.74–22.79

0.0017

T3/T2

18.84

3.99

1.06–175.67

0.0002

CEA

T2/T1

0.87

0.88

0.72–1.00

0.0059

T3/T1

0.70

0.72

0.48–1.00

0.0039

T3/T2

0.82

0.83

0.55–1.14

0.0665

CYFRA 21-1

T2/T1

1.12

1.11

0.61–1.57

0.2661

T3/T1

1.51

1.40

0.70–3.36

0.0479

T3/T2

1.34

1.18

0.85–2.43

0.0269

  1. * p value corresponds to the Wilcoxon signed rank sum test for paired data.