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Table 3 Impact of Colorectal Cancer Screening coverage mandates on Endoscopy Screening a Use in Past Year among US Adults with Health Insurance aged 50-64 years, 2002-2008

From: The association between state mandates of colorectal cancer screening coverage and colorectal cancer screening utilization among US adults aged 50 to 64 years with health insurance

Characteristic

Unadjusted prevalence (95% CI)

OR (95% CI)

Adjusted prevalence b(95% CI)

OR (95% CI)

CRC Screening Mandate

    

State mandate for at least 1 year

16.9 (±0.4)

1.03 (0.99, 1.08)

17.5 (±0.7)

1.10 (1.02, 1.20)*

State mandate for less than 1 year or No state mandate

16.5 (±0.4)

1.00

16.1 (±0.5)

1.00

Covariates

    

Year of the survey

    

2008

17.9 (±0.4)

1.23 (1.16, 1.3)***

17.5 (±0.5)

1.16 (1.09, 1.24)***

2006

17.4 (±0.6)

1.18 (1.12, 1.25)

17.2 (±0.5)

1.13 (1.06, 1.21)

2004

16.0 (±0.6)

1.07 (1.01, 1.14)

16.1 (±0.6)

1.05 (0.98, 1.12)

2002

15.1 (±0.6)

1.00

15.5 (±0.6)

1.00

Age

    

50-54

15.2 (±0.4)

0.77 (0.73, 0.81)***

15.1 (±0.4)

0.76 (0.72, 0.79)***

55-59

16.8 (±0.4)

0.87 (0.83, 0.91)

16.7 (±0.5)

0.86 (0.81, 0.90)

60-64

18.9 (±0.6)

1.00

19.0 (±0.5)

1.00

Sex

    

Male

16.9 (±0.4)

1.04 (1.00, 1.08)*

16.8 (±0.4)

1.01 (0.97, 1.05)

Female

16.4 (±0.4)

1.00

16.6 (±0.3)

1.00

Annual Household Income

    

<25,000

15.5 (±0.6)

0.86 (0.81, 0.91)***

14.7 (±0.7)

0.80 (0.75, 0.86)***

25,000-<50,000

15.4 (±0.6)

0.85 (0.81, 0.89)

15.5 (±0.5)

0.85 (0.81, 0.89)

> = 50000

17.5 (±0.4)

1.00

17.7 (±0.4)

1.00

Missing

17.2 (±0.8)

0.98 (0.92, 1.04)

17.1 (±0.8)

0.96 (0.89, 1.02)

Education

    

Less than high school or High School

15.4 (±0.4)

0.87 (0.83, 0.90)***

15.3 (±0.5)

0.86 (0.82, 0.90)***

Some college or College graduate

17.4 (±0.4)

1.00

17.4 (±0.4)

1.00

Race

    

Black, non-Hispanic

20.7 (±1.2)

1.33 (1.24, 1.43)***

21.1 (±1.2)

1.38 (1.28, 1.48)***

Hispanic

15.3 (±1.4)

0.92 (0.82, 1.03)

16.3 (±1.5)

1.01 (0.90, 1.13)

Other, Multi-racial, non-Hispanic

16.5 (±1.6)

1.00 (0.89, 1.14)

16.9 (±1.7)

1.05 (0.93, 1.19)

White, non-Hispanic

16.4 (±0.2)

1.00

16.3 (±0.3)

1.00

Health status

    

Fair or poor health

19.2 (±0.8)

1.24 (1.18, 1.3)***

20.4 (±0.8)

1.36 (1.29, 1.44)***

Good or better health

16.1 (±0.2)

1.00

15.9 (±0.3)

1.00

Marital status

    

Divorced/Widowed/Separated

15.9 (±0.6)

0.92 (0.88, 0.96)***

15.9 (±0.5)

0.92 (0.88, 0.97)***

Single

15.2 (±1.2)

0.87 (0.8, 0.95)

15.2 (±1.1)

0.87 (0.80, 0.96)

Married/member of unmarried couple

17.0 (±0.4)

1.00

17.0 (±0.3)

1.00

State privately insured population

    

Low

16.4 (±0.5)

0.92 (0.88, 0.96)***

16.9 (±1.1)

1.02 (0.89, 1.17)

Medium

16.2 (±0.4)

0.91 (0.87, 0.94)

16.6 (±0.7)

1.00 (0.93, 1.07)

High

17.6 (±0.4)

1.00

16.6 (±0.9)

1.00

  1. * p < 0.05, ** P < 0.01, ***p < 0.001; 95% CI: 95% confidence interval; OR: Odds ratio; CRC: Colorectal Cancer
  2. aEndoscopy screening is defined as having ever had either sigmoidoscopy and colonoscopy and reporting receipt of any of these screening tests in the past year. bAdjusted prevalences are predicted marginals derived from multivariate logistic models predicting endoscopy use, that adjusted for covariates listed above, in addition to state fixed effects.