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Table 4 Adjusted odds ratios for patient characteristics and triple negative immunophenotype

From: Triple-negative breast cancers are increased in black women regardless of age or body mass index

Characteristics predicting

triple negative phenotype

n (%)

Adjusted

odds ratio§

95% CI

p-value*

Race

   

0.0001

   Black

177 (43)

3.00

1.6 to 5.4

 

   White

148 (36)

1.00

reference

 

   Hispanic

43 (10)

0.83

0.28 to 2.4

 

   Other

47 (11)

0.79

0.27 to 2.3

 

BMI (kg/m 2 )

   

0.08

   Underweight/normal (<25)

94 (23)

1.00

reference

 

   Overweight (25 to <30)

123 (30)

1.00

0.51 to 2.1

 

   Obesity I (30 to <35)

111 (27)

0.69

0.33 to 1.5

 

   Obesity II (35 to <40)

51 (13)

0.85

0.35 to 2.07

 

   Obesity III (≥ 40)

29 (7)

0.86

0.29 to 2.6

 

Age (years)

   

0.22

   ≤ 50 (premenopausal)

120 (29)

1.40

0.81 to 2.4

 

   > 50 (postmenopausal)

295 (71)

1.00

reference

 
  1. §adjusted for age, race/ethnicity and BMI; * for test of model with and without the characteristic
  2. BMI = body mass index; CI = confidence interval.