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Table 3 Distribution of demographic and tumor characteristics of stages 1–3 first primary invasive breast cancer by race/ethnicity: California Cancer Registry 2000–2010*

From: Disparities in race/ethnicity and socioeconomic status: risk of mortality of breast cancer patients in the California Cancer Registry, 2000–2010

 

Race/Ethnicity

  

White

Black

Hispanic

API

Total

N (%)

 

120,435 (67.2%)

10,637 (5.9%)

28,380 (15.8%)

19,691 (11.1%)

179,143

Year at diagnosis

      
 

n

79,226

6,662

17,054

11,641

114,583

    2000-2006

% within race/ethnicity

65.8%

62.6%

60.1%

59.1%

64.0%

 

n

41,209

3,975

11,326

8,050

64,560

    2007-2010

% within race/ethnicity

34.2%

37.4%

39.9%

40.9%

36.0%

Socioeconomic status

      
 

n

25,016

5,454

14,848

4,550

49,868

    Lowest/Least Affluent

% within race/ethnicity

20.8%

51.3%

52.3%

23.1%

27.8%

 

n

25,283

2,349

5,756

3,740

37,128

    Intermediate

% within race/ethnicity

21.0%

22.1%

20.3%

19.0%

20.7%

 

n

70,136

2,834

7,776

11,401

92,147

    Highest/Most Affluent

% within race/ethnicity

58.2%

26.6%

27.4%

57.9%

51.4%

Age at diagnosis (years)

      
 

n

1,600

299

1,215

574

3,688

    <35

% within race/ethnicity

1.3%

2.8%

4.3%

2.9%

2.1%

 

n

81,900

8,055

22,331

15,784

128,070

    35-69

% within race/ethnicity

68.0%

75.7%

78.7%

80.2%

71.5%

 

n

23,132

1,518

3,466

2,394

30,510

    70-79

% within race/ethnicity

19.2%

14.3%

12.2%

12.2%

17.0%

 

n

12,223

672

1,190

851

14,936

    80-89

% within race/ethnicity

10.1%

6.3%

4.2%

4.3%

8.3%

 

n

1,580

93

178

88

1,939

    90+

% within race/ethnicity

1.3%

0.9%

0.6%

0.4%

1.1%

AJCC stage

n

62,693

4,195

11,321

9,326

87,535

    Stage 1

% within race/ethnicity

52.1%

39.4%

39.9%

47.4%

48.9%

 

n

45,791

4,751

12,608

8,258

71,408

    Stage 2

% within race/ethnicity

38.0%

44.7%

44.4%

41.9%

39.9%

 

n

11,951

1,691

4,451

2,107

20,200

    Stage 3

% within race/ethnicity

9.9%

15.9%

15.7%

10.7%

11.3%

ER/PR/HER2 subtype

      
 

n

52,797

3,240

10,526

7,859

74,422

    ER+/PR+/HER2-

% within race/ethnicity

60.3%

42.9%

51.0%

54.9%

57.2%

 

n

7,689

709

2,181

1,665

12,244

    ER+/PR+/HER2+

% within race/ethnicity

8.8%

9.4%

10.6%

11.6%

9.4%

 

n

8,791

735

1,816

1,172

12,514

    ER+/PR-/HER2-

% within race/ethnicity

10.0%

9.7%

8.8%

8.2%

9.6%

 

n

2,675

252

678

513

4,118

    ER+/PR-/HER2+

% within race/ethnicity

3.1%

3.3%

3.3%

3.6%

3.2%

 

n

640

77

194

113

1,024

    ER-/PR+/HER2-

% within race/ethnicity

0.7%

1.0%

0.9%

0.8%

0.8%

 

n

281

45

126

61

513

    ER-/PR+/HER2+

% within race/ethnicity

0.3%

0.6%

0.6%

0.4%

0.4%

 

n

9,924

1,929

3,371

1,601

16,825

    ER-/PR-/HER2-

% within race/ethnicity

11.3%

25.5%

16.3%

11.2%

12.9%

 

n

4,789

572

1,748

1,329

8,438

    ER-/PR-/HER2+

% within race/ethnicity

5.5%

7.6%

8.5%

9.3%

6.5%

Tumor grade

n

29,749

1,516

4,613

3,454

39,332

    Grade I

% within race/ethnicity

26.2%

15.1%

17.3%

18.6%

23.3%

 

n

49,124

3,570

10,610

7,972

71,276

    Grade II

% within race/ethnicity

43.3%

35.5%

39.8%

43.0%

42.3%

 

n

32,747

4,691

10,823

6,785

55,046

    Grade III

% within race/ethnicity

28.9%

46.7%

40.6%

36.6%

32.6%

 

n

1,802

276

620

345

3,043

    Grade IV

% within race/ethnicity

1.6%

2.7%

2.3%

1.9%

1.8%

  1. *Excludes cases classified as American Indian and Hispanic + Other race.