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Table 2 Number of men and womena diagnosed with colorectal cancer, population estimatesb, and age-adjusted colorectal cancer incidence ratec in Texas, 1995–2011, stratified by median household income and tumor staged factors

From: Risks of developing breast and colorectal cancer in association with incomes and geographic locations in Texas: a retrospective cohort study

Colorectal cancer:  median household income quintiles

Counties

Casesa

Populationb

Crude incidence rate per 100,000

Age-adjusted incidence rate per 100,000c

Early stage age-adjusted incidence rate per 100,000c,d

Late stage age-adjusted incidence rate per 100,000c,d

1995–1999

       

 Income Low < = $24,561

51

2,613

7,519,132

34.75

44.41

24.58

30.72

$24,561 < Income 2nd < = $27,991

51

3,684

7,501,518

49.11

54.85

31.52

35.10

$27,991 < Income 3rd < = $29,928

51

4,491

7,507,206

59.82

61.25

35.68

37.63

$29,928 < Income 4th < = $33,652

51

10,311

20,848,852

49.46

60.50

30.93

32.53

$33,652 < Income High < = $68,003

50

21,738

55,378,453

39.25

61.48

29.92

32.49

 Total 1995–1999

254

42,837

98,755,161

43.38

59.17

30.32

32.92

2000–2003

       

 Income Low < = $27,903

51

2,327

5,906,663

39.40

48.68

28.46

31.80

$27,903 < Income 2nd < = $30,837

51

3,240

7,061,942

45.88

53.79

32.40

31.46

$30,837 < Income 3rd < = $33,259

51

3,584

6,640,631

53.97

57.95

33.09

35.15

$33,259 < Income 4th < = $37,476

51

5,695

9,934,760

57.32

61.86

35.11

31.87

$37,476 < Income High < = $76,188

50

22,503

56,441,381

39.87

59.17

29.49

30.29

 Total 2000–2003

254

37,349

85,985,377

43.44

58.11

30.67

31.06

2004–2007

       

 Income Low < = $31,024

51

2,358

6,269,232

37.61

46.00

28.52

27.89

$31,024 < Income 2nd < = $34,102

51

3,280

7,689,131

42.66

50.03

29.97

28.91

$34,102 < Income 3rd < = $37,540

51

4,973

8,987,466

55.33

57.25

33.86

29.34

$37,540 < Income 4th < = $42,068

51

4,971

9,094,178

54.66

56.86

31.52

29.81

$42,068 < Income High < = $75,467

50

22,220

60,318,599

36.84

51.78

25.67

26.77

 Total 2004–2007

254

37,802

92,358,606

40.93

52.49

27.83

27.59

2008–2011

       

 Income Low < = $34,647

51

2,322

6,774,871

34.27

40.30

26.36

22.43

$34,647 < Income 2nd < = $38,040

51

3,643

9,040,888

40.29

46.76

27.54

26.13

$38,040 < Income 3rd < = $42,072

51

4,758

9,184,940

51.80

50.56

30.18

26.62

$42,072 < Income 4th < = $48,438

51

10,432

26,337,018

39.61

46.86

24.43

24.12

$48,438 < Income High < = $80,876

50

16,391

48,659,170

33.69

44.73

22.87

22.60

 Total 2008–2011

254

37,546

99,996,887

37.53

45.76

24.67

23.68

  1. aCases with unknown county were excluded
  2. bPopulation estimates were obtained from US Census Bureau's Population Estimates Program
  3. cIncidence rate was number of cases per 100,000 population, and was age adjusted to the 2000 US population
  4. dColorectal cancer early stage includes in situ and localized. Late stage includes regional and distant
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BMC Cancer

ISSN: 1471-2407

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