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Table 4 Expression of miRNAs in the miR-17-92 and miR-106b-25 clusters according to histologic grade

From: Differential expression of the miR-17-92 cluster and miR-17 family in breast cancer according to tumor type; results from the Norwegian Women and Cancer (NOWAC) study

MiRNA

Tissue

Grade

n

Mean (SD)

Contrasts

p*

miR-17-5p

Benign

–

36

6.67 (0.68)

  

Cancer

All

102

6.32 (0.66)

Cancer vs benign

0.014

Cancer

1

32

6.10 (0.45)

Grade 1 vs 2 and 3

0.0040

Cancer

2

41

6.16 (0.48)

Grade 1 and 2 vs 3

2.45E−5

Cancer

3

27

6.82 (0.85)

Grade 1 vs 3

6.84E−5

miR-20a-5p

Benign

–

36

7.34 (0.74)

  

Cancer

All

102

6.69 (0.60)

Cancer vs benign

1.23E−6

Cancer

1

32

6.54 (0.38)

Grade 1 vs 2 and 3

0.014

Cancer

2

41

6.52 (0.39)

Grade 1 and 2 vs 3

2.45E−5

Cancer

3

27

7.14 (0.82)

Grade 1 vs 3

8.50E−5

miR-92a-3p

Benign

–

36

7.79 (0.62)

  

Cancer

All

102

7.23 (0.52)

Cancer vs benign

1.23E−6

Cancer

1

32

7.19 (0.47)

Grade 1 vs 2 and 3

0.27

Cancer

2

41

7.06 (0.42)

Grade 1 and 2 vs 3

0.00037

Cancer

3

27

7.55 (0.59)

Grade 1 vs 3

0.0068

miR-106b-5p

Benign

–

36

6.68 (0.59)

  

Cancer

All

102

6.56 (0.51)

Cancer vs benign

0.24

Cancer

1

32

6.36 (0.38)

Grade 1 vs 2 and 3

0.0019

Cancer

2

41

6.49 (0.44)

Grade 1 and 2 vs 3

6.84E−5

Cancer

3

27

6.91 (0.61)

Grade 1 vs 3

6.84E−5

miR-93-5p

Benign

–

36

6.81 (0.41)

  

Cancer

All

102

7.00 (0.56)

Cancer vs benign

0.095

Cancer

1

32

6.80 (0.39)

Grade 1 vs 2 and 3

0.0032

Cancer

2

41

6.92 (0.47)

Grade 1 and 2 vs 3

6.84E−5

Cancer

3

27

7.39 (0.69)

Grade 1 vs 3

8.50E−5

miR-25-3p

Benign

–

36

6.63 (0.33)

  

Cancer

All

102

6.54 (0.33)

Cancer vs benign

0.19

Cancer

1

32

6.44 (0.23)

Grade 1 vs 2 and 3

0.013

Cancer

2

41

6.48 (0.28)

Grade 1 and 2 vs 3

0.00016

Cancer

3

27

6.75 (0.41)

Grade 1 vs 3

0.00043

  1. Expression levels are given as the mean (standard deviation) of log2 transformed intensity values (Hy3) by microarray analyses
  2. * False discovery rate (FDR) adjusted p-value. E indicates exponential number