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Table 5 Associations between a biomarker score created from leukocyte telomere length and mitochondrial DNA copy number and breast cancer risk

From: Mitochondrial DNA copy number variation, leukocyte telomere length, and breast cancer risk in the European Prospective Investigation into Cancer and Nutrition (EPIC) study

Stratum Controls Cases OR 95% CI p value
Overall 522 548 1.20 (1.05–1.37) 0.009
ER+ 522 245 1.18 (0.96–1.45) 0.11
ER− 522 258 1.16 (0.98–1.38) 0.09
  1. ER Estrogen receptor
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