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Table 1 Patient characteristics as of 1/1/2014 (unless otherwise noted) among cancer survivors in Medicaid expansion and non-expansion states, before and after inverse probability of treatment weighting

From: Affordable Care Act Medicaid expansion and access to primary-care based smoking cessation assistance among cancer survivors: an observational cohort study

Characteristic

Original Sample

Propensity-weighted Sample

Non-Expansion

Expansion

 

Non-Expansion

Expansion

 

(n = 476) %

(n = 2441) %

ASMD

(ESS = 471.32) %

(ESS = 2439.85) %

ASMD

Age group

  

0.1068

  

0.0319

 18-39

9.2

11.8

 

11.7

11.4

 

 40-49

19.5

20.9

 

21.0

20.7

 

 50-64

71.2

67.4

 

67.3

67.9

 

Sex

  

0.0524

  

0.0743

 Female

64.5

67.0

 

70.2

66.8

 

 Male

35.5

33.0

 

29.8

33.2

 

Race/ethnicity

  

0.5032

  

0.0547

 Hispanic

9.7

5.7

 

6.3

6.4

 

 Missing

4.6

3.2

 

4.3

3.4

 

 Non-Hispanic Black

23.1

8.3

 

10.6

10.6

 

 Non-Hispanic Other

1.5

2.4

 

2.2

2.3

 

 Non-Hispanic white

61.1

80.5

 

76.7

77.4

 

FPL %

  

0.3538

  

0.0742

  ≤ 138%

74.8

65.6

 

69.6

67.2

 

  > 138%

14.1

9.8

 

10.4

10.4

 

 missing

11.1

24.7

 

20.0

22.4

 

Insurance status in 2013

  

0.1108

  

0.0960

 Continuous Private

9.7

7.3

 

7.2

7.7

 

 Continuous or Some Public

53.2

56.0

 

58.0

55.5

 

 Continuous Uninsured

24.6

25.4

 

22.1

25.2

 

 Discontinuously Insured

12.6

11.3

 

12.7

11.6

 

Ambulatory visits in 2013

  

0.1888

  

0.0502

 1

10.9

14.7

 

12.9

14.0

 

 2-3

31.3

26.0

 

28.7

26.9

 

 4-6

32.6

28.9

 

30.2

29.5

 

  > 6

25.2

30.4

 

28.3

29.5

 

Urban/rural clinic location

  

0.236

  

0.0143

 Urban

80.3

88.7

 

88.0

87.6

 

 Rural

19.8

11.3

 

12.0

12.4

 

Charlson Comorbidity Index

  

0.0781

  

< 0.0001

 0 to 1

17.2

18.3

 

17.9

18.1

 

 2 to 3

22.7

19.8

 

20.1

20.3

 

 4 to5

29.2

31.4

 

31.3

30.9

 

  > 5

30.9

30.6

 

30.8

30.6

 

Depressive disorder

  

0.2187

  

0.0013

 Yes

76.7

66.9

 

68.6

68.5

 

 No

23.3

33.1

 

31.4

31.5

 
  1. Charlson Comorbidity Index value calculated without cancer or depression components
  2. ESS effective sample size, ASMD absolute standardized mean difference, FPL federal poverty level