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Breast symptoms by treatment group as measured with the EORTC QLQ-BR23. Higher scores are equal to severe symptoms/worse quality of life. Please note: Univariate regression analysis revealed no influence of follow-up duration on self-reported breast symptoms. * Mann–Whitney U-test. P = 0.021. ** Mann–Whitney U-test. P = 0.001. *** Mann–Whitney U-test. P < 0.001.
