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Table 1 Demographic and epidemiological characteristics of AAW and CW with TNBC

From: Outcome disparities in African American women with triple negative breast cancer: a comparison of epidemiological and molecular factors between African American and Caucasian women with triple negative breast cancer

 

AAW (n = 62)

CW (n = 98)

P-value

Age at diagnosis

  

0.215

<40 years

0.15

0.07

 

40–49 years

0.38

0.35

 

≥50 years

0.47

0.58

 

Oral contraceptive use

  

0.555

Yes

0.67

0.71

 

No

0.33

0.29

 

Parous

  

0.605

Yes

0.81

0.85

 

No

0.19

0.16

 

HRT usea

  

0.182

Yes

0.33

0.47

 

No

0.67

0.53

 

Type HRT used

  

0.971

Estrogen

0.31

0.30

 

Estrogen and progesterone

0.54

0.52

 

Unknown

0.15

0.18

 

Breastfeed b

  

0.001

Yes

0.33

0.63

 

No

0.67

0.37

 

BMI

  

0.024

<18.5

0.02

0.00

 

18.5–24.9

0.27

0.23

 

25–29.9

0.22

0.45

 

30+

0.49

0.32

 

Fat intakec

  

0.731

 

0.24

0.22

 
 

0.76

0.78

 

Exercise

  

0.138

≤150 minute

0.80

0.69

 

≥150 minutes

0.20

0.31

 

Smoking

  

0.757

Never

0.63

0.57

 

Past smoker

0.26

0.30

 

Current smoker

0.11

0.13

 

Caffeine intake

  

<0.001

Safe/moderate (<500 mg/day)

0.60

0.30

 

High/extremely high (≥500 mg/day)

0.40

0.70

 

Alcohol consumption

  

0.029

none

0.46

0.27

 

<1 drink/day

0.53

0.64

 

1 drink/day

0.01

0.09

 

Education

  

0.794

College degree or higher

0.50

0.48

 

Less than college degree

0.50

0.52

 

Marital status

  

0.671

Married

0.64

0.68

 

Not married

0.36

0.32

 

Cardiovascular disease

  

0.623

Yes

0.03

0.02

 

No

0.97

0.98

 

Diabetes

  

0.080

Yes

0.16

0.07

 

No

0.84

0.93

 

Hypertension

  

0.147

Yes

0.40

0.29

 

No

0.60

0.71

 
  1. aEvaluated in post-menopausal women only.
  2. bEvaluated in parous women only.
  3. cAssessed using the Northwest LRC Fat Intake Score.
  4. Significant differences noted in bold.