Table 2 Magee Equation 3 score categories and outcomes

From: Magee Equation 3 predicts pathologic response to neoadjuvant systemic chemotherapy in estrogen receptor positive, HER2 negative/equivocal breast tumors

Outcomes

Magee Equation 3 score categories

Relative Risk (Magee Equation 3≥31 vs Magee Equation 3<31) with 95% Confidence Interval b

P-valuea

 

<18 N=65

18 – <31 N=116

≥31 N=56

  

Pathologic complete response

0 (0)

5 (4%)

20 (36%)

12.93 (5.09–32.87)

<0.0001

Loco-regional;

0;

2;

3;

  

Distant;

4;

12;

13;

2.87 (1.57–5.25)

0.0016

All recurrences

4 (6%)

14 (12%)

16 (29%)

  

Death

1 (2%)

3 (3%)

12 (21%)

9.70 (3.26–28.87)

<0.0001

  1. aP-value is obtained from two-sided Fisher exact test.
  2. bConfidence interval is obtained from Wald normal approximation.
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