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Table 2 Survival of breast cancer patients receiving adjuvant chemotherapy or not stratified by age and the 21 gene Recurrence Score

From: Efficacy of adjuvant chemotherapy stratified by age and the 21-gene recurrence score in estrogen receptor-positive breast cancer

 

Chemoendocrine therapy

Endocrine therapy

P-value

 

4-year IDFS rate (%)

95% CI (%)

4-year IDFS rate (%)

95% CI (%)

≤55 years

 RS ≤25

95.3

90.7–100.0

94.6

89.6–100.0

0.66

 RS > 25

97.0

91.3–100.0

89.3

82.0–97.3

0.03

> 55 years

 RS ≤36

92.3

87.7–97.2

95.8

92.1–99.6

0.13

 RS > 36

94.7

87.9–100.0

76.2

52.1–100.0

0.014

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BMC Cancer

ISSN: 1471-2407

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