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Table 1 Characteristics of healthy volunteers and patients (experimental cohort)

From: Persistent upregulation of U6:SNORD44 small RNA ratio in the serum of breast cancer patients

 

Healthy subjects

All patients

ER/PR+

ER/PR-

Number

40

39

 

24

 

12

3a

Age, yearsb

 

Diagnosis

Analysis

Diagnosis

Analysis

Diagnosis

Analysis

   Mean

 

44

49.9

45.5

51.1

40.9

46.2

   Median

20-70

43

50

46

53

40

45

   Range

 

28-64

30-67

28-64

30-67

28-56

36-63

Node-positive/

Node-negative

N/A

14/23

 

8/16

 

5/7

 

Tumor type

N/A

      

   Pre-invasive

 

9

 

5

 

2

 

   Invasive

 

28

 

17

 

10

 

Treatment

       

   Radiation

 

24

 

13

 

8

 

   Chemotherapy

 

28

 

16

 

10

 

   Hormone

 

23

 

19

 

2

 
  1. aEstrogen receptor/progesterone receptor (ER/PR) status of remaining three patients is unknown. bAges at the time of initial diagnosis and at the time of serum collection for analysis are indicated. Patients in this cohort were clinically disease-free at the time of serum collection. N/A, not available.