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Table 2 Treatment modality received by Aboriginality, demographic and clinical variables

From: Cancer treatment and the risk of cancer death among Aboriginal and non-Aboriginal South Australians: analysis of a matched cohort study

 

Hospitalised with primary diagnosis of cancer

Received surgery

Received systemic therapy

Received radiotherapy

Received each of surgery, systemic and radiotherapy

Reveived no surgery, systemic or radiotherapy

Aboriginal cohort

Matched non-Indigenous cohort

p

Aboriginal cohort

Matched non-Indigenous cohort

p

Aboriginal cohort

Matched non-Indigenous cohort

p

Aboriginal cohort

Matched non-Indigenous cohort

p

Aboriginal cohort

Matched non-Indigenous cohort

p

Aboriginal cohort

Matched non-Indigenous cohort

p

Total

 n

617

649

 

408

488

 

252

334

 

309

360

 

77

140

 

183

110

 

 column %

100.0%

100.0%

 

100.0%

100.0%

 

100.0%

100.0%

 

100.0%

100.0%

 

100.0%

100.0%

 

100.0%

100.0%

 

Age

 <50 years

28.5%

25.0%

0.17

32.8%

26.0%

0.07

31.0%

27.2%

0.96

29.4%

25.6%

0.50

35.1%

26.4%

0.38

19.7%

18.2%

0.23

 50-69 years

53.2%

53.2%

 

52.2%

55.9%

 

53.6%

58.7%

 

54.0%

56.1%

 

54.5%

60.0%

 

46.4%

38.2%

 

 70+ years

18.3%

21.9%

 

15.0%

18.0%

 

15.5%

14.1%

 

16.5%

18.3%

 

10.4%

13.6%

 

33.9%

43.6%

 

Sex

 Male

47.2%

48.1%

0.72

42.6%

45.7%

0.36

44.8%

48.5%

0.38

52.1%

49.7%

0.54

45.5%

42.1%

0.64

54.6%

48.2%

0.28

 Female

52.8%

51.9%

 

57.4%

54.3%

 

55.2%

51.5%

 

47.9%

50.3%

 

54.5%

57.9%

 

45.4%

51.8%

 

Primary site

 Colorectal (C18-C21)

11.2%

11.1%

0.92

13.2%

13.3%

0.55

12.7%

10.8%

0.86

7.4%

6.4%

0.66

15.6%

8.6%

0.31

8.2%

6.4%

0.39

 Lung (C33-C34)

13.9%

13.9%

 

5.4%

7.8%

 

12.7%

12.6%

 

19.1%

20.3%

 

3.9%

10.0%

 

14.2%

12.7%

 

 Breast (C50 & Female)

10.0%

10.9%

 

13.7%

13.9%

 

18.3%

17.4%

 

13.3%

14.2%

 

32.5%

30.0%

 

4.9%

3.6%

 

 Cervix (C53)

3.1%

2.3%

 

4.2%

2.9%

 

1.2%

2.1%

 

4.9%

2.8%

 

1.3%

1.4%

 

1.1%

4.5%

 

 All others

61.8%

61.8%

 

63.5%

62.1%

 

55.2%

57.2%

 

55.3%

56.4%

 

46.8%

50.0%

 

71.6%

72.7%

 

Geographically remote

 No

76.7%

95.5%

<0.01

78.4%

95.7%

<0.01

86.1%

94.3%

<0.01

80.9%

94.4%

<0.01

80.5%

95.7%

<0.01

68.9%

98.2%

<0.01

 Yes

23.3%

4.5%

 

21.6%

4.3%

 

13.9%

5.7%

 

19.1%

5.6%

 

19.5%

4.3%

 

31.1%

1.8%

 

Comorbid conditions (Elixhauser)

 0-3

84.3%

95.2%

<0.01

85.8%

96.9%

<0.01

88.9%

96.4%

<0.01

88.7%

96.1%

<0.01

94.8%

97.1%

0.38

86.3%

91.8%

 

 4+

15.7%

4.8%

 

14.2%

3.1%

 

11.1%

3.6%

 

11.3%

3.9%

 

5.2%

2.9%

 

13.7%

8.2%

 

Summary stage at diagnosis

 Localised

34.2%

49.8%

<0.01

40.0%

55.7%

<0.01

32.9%

43.1%

0.04

40.5%

46.7%

0.25

36.4%

45.7%

0.39

29.0%

46.4%

0.01

 Regional

21.9%

18.6%

 

26.0%

20.1%

 

24.2%

20.7%

 

24.3%

22.8%

 

29.9%

27.1%

 

12.0%

9.1%

 

 Distant/Unstageable

43.9%

31.6%

 

34.1%

24.2%

 

42.9%

36.2%

 

35.3%

30.6%

 

33.8%

27.1%

 

59.0%

44.5%

 

Vital statusb

 Alive

29.0%

45.6%

<0.01

38.0%

55.9%

<0.01

35.7%

44.9%

0.08

29.4%

41.1%

<0.01

40.3%

48.6%

0.50

12.0%

26.4%

<0.01

 Cancer death

60.0%

45.0%

 

48.3%

35.2%

 

57.5%

49.4%

 

62.1%

52.5%

 

55.8%

47.9%

 

73.8%

48.2%

 

 Non-cancer death

11.0%

9.4%

 

13.7%

8.8%

 

6.7%

5.7%

 

8.4%

6.4%

 

3.9%

3.6%

 

14.2%

25.5%

 
  1. aup to 2 months before and 13 months after month of diagnosis
  2. bto censoring of observations at 31 December 2011
  3. Totals may not always sum to 100 % because of rounding