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Table 3 Correlation analyses between clinicopathological factors and total length of copy number aberrations in breast cancers.

From: Significance of genomic instability in breast cancer in atomic bomb survivors: analysis of microarray-comparative genomic hybridization

  Mean total length of
copy number aberrations (bp)
Clinical factors All cases
(n = 28)
A-bomb survivors (n = 15)
  r* P -value* r* P -value*
Age at the time of diagnosis -0.37 0.055 -0.59 0.021
Tumor size (cm) 0.042 0.83 -0.25 0.37
Storage time (years) 0.35 0.064 0.49 0.067
DLRSpread -0.40 0.034 -0.38 0.16
Age of the time of exposure to the A-bomb**    -0.31 0.25
Exposure distance from the hypocenter (km)**    0.11 0.70
Time between age at diagnosis and exposure (year)**    -0.52 0.047
  1. *Pearson's correlation coefficient. **Only among A-bomb survivors