Predictors of colorectal cancer testing using the California Health Inventory Survey

Table 4 Multivariable logistic regression (dependent variable is colon cancer test in previous 5 years)

Variable	n	All participants adjustedOR1 (95%CI)	White adjustedOR1 (95%CI)	Black adjustedOR1 (95%CI)	Hispanic adjustedOR1 (95%CI)
Gender
Female	5 658 375	1.00	1.00	1.00	1.00
Male	4 937 833	1.06 (1.06-1.06)	1.03 (1.03-1.04)	1.07 (1.06-1.08)	1.25 (1.24-1.26)
High school educated
No	1 663 605	1.00	1.00	1.00	1.00
Yes	8 932 603	1.01 (1.00-1.01)	0.96 (0.95-0.99)	1.03 (0.98-1.05)	1.28 (1.27-1.29)
Family history of colon cancer
No	9 809 630	1.00	1.00	1.00	1.00
Yes	786 578	1.71 (1.70-1.72)	1.88 (1.87-1.89)	1.54 (1.53-1.56)	1.29 (1.26-1.33)
Income relative to poverty level
0%-99%	1 144 390	1.00	1.00	1.00	1.00
100%-199%	1 811 952	1.21 (1.20-1.21)	1.33 (1.30-1.36)	1.14 (1.12-1.15)	0.88 (0.87-0.89)
200%-299%	1 451 680	1.41 (1.40-1.42)	1.44 (1.40-1.48)	1.31 (1.27-1.40)	1.50 (1.49-1.52)
> 300%	6 188 185	1.69 (1.68-1.70)	1.77 (1.72-1.86)	1.66 (1.64-1.69)	1.48 (1.46-1.50)
Health insured
No	1 006 640	1.00	1.00	1.00	1.00
Yes	9 589 568	2.71 (2.70-2.72)	2.88 (2.87-2.89)	2.14 (2.11-2.23)	3.52 (3.48-3.56)
Physician Recommended colon test
No	5 095 110	1.00	1.00	1.00	1.00
Yes	5 501 098	3.90 (3.88-3.91)	3.77 (3.74-3.80)	3.99 (3.96-4.02)	4.37 (4.32-4.42)
Citizenship status1
United States born citizen	464 083				1.00
Naturalized citizen	647 039				1.91 (1.89-1.93)
Years lived in United States1
≤ 1	29 749				1.00
2-4	20 824				0.98 (0.96-1.02)
5-9	14 874				1.38 (1.33-1.44)
10-14	58 010				0.78 (0.75-0.82)
≥ 15	928 167				1.57 (1.54-1.62)
Hard time understanding physician1
Yes	78 835				1.00
No	1 294 079				2.44 (2.40-2.48)

¹Numbers for Hispanic/Latino only. OR: Odds ratio.