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Table 2 Characteristics of healthy volunteers and patients with breast cancer during diagnosis and experimental analysis (cohort 2)

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

  Healthy subjects All patients   Non-metastatic   Metastatic  
Number 15 29 1a 15   14 1a
Age, yearsb   Diagnosis Analysis Diagnosis Analysis Diagnosis Analysis
   Mean 53.26 46 52.06 48.06 52.13 43.78 52
   Median 53 45 51 48 51 42 53
   Range 47-69 23-75 23-80 38-71 46-76 23-75 23-80
Treatment        
   Radiation   18   8   10  
   Chemotherapy   19   9   10  
   Hormone   13   6   7  
Only ER+/PR+ patients   Total   Non-metastatic   Metastatic  
Number   23   13   10  
Age, years   Diagnosis Analysis Diagnosis Analysis Diagnosis Analysis
   Mean   46.34 52.08 48.69 52.38 43.3 51.7
   Median   47 51.0 48 51 42 51
   Range   23-75 23-80 38-71 46-76 23-75 23-80
  1. aAge and metastatic status of patient are unknown. bAges at the time of initial diagnosis and at the time of serum collection for analysis are indicated. ER, estrogen receptor; PR, progesterone receptor.