ERBB2 and breast cancer: The increased risk of breast cancer depends on its type, in postmenopausal women: Luminal A (OR = 2.35, 95% CI [2.01, 2.75]), Luminal B HER2 negative (OR = 1.81, 95% CI [1.46, 2.25]) and triple-negative subtype (OR = 2.25, 95% CI [1.85, 2.72]), in premenopausal women: triple-negative subtype (OR = 1.60, 95% CI [1.27, 2.02]), Luminal A (OR = 1.24, 95% CI [1.06, 1.45]) and HER2 express subtype (OR = 1.43, 95% CI [1.26, 1.62]) [17].