Table 4.

Multivariable Logistic regression estimating association between cognitive impairment and colonoscopy utilization among 50–75 years old female and male in NHIS

	Male (N = 11,084)		Female (N = 13,002)
Variables	Adjusted OR (95% CI)	p-value	Adjusted OR (95% CI)	p-value
Cognitive impairment
Mild vs. No impairment	0.79 (0.69, 0.91)	<  0.001	1.02 (0.91, 1.15)	= 0.699
Severe vs. No impairment	0.69 (0.48, 0.98)	= 0.038	1.33 (0.97, 1.82)	= 0.080
Age
55–59 vs. 50–54	2.16 (1.86, 2.52)	<  0.001	1.91 (1.66, 2.21)	<  0.001
60–64 vs. 50–54	2.30 (1.97, 2.67)	<  0.001	2.36 (2.05, 2.73)	<  0.001
65–69 vs. 50–54	2.39 (2.04, 2.80)	<  0.001	2.37 (2.06, 2.74)	<  0.001
70–74 vs. 50–54	2.45 (2.08, 2.90)	<  0.001	2.46 (2.12, 2.85)	<  0.001
Race-ethnicitya
NHB vs. NHW	1.05 (0.89, 1.24)	= 0.552	1.12 (0.96, 1.31)	= 0.136
NHO vs. NHW	0.55 (0.45, 0.67)	<  0.001	0.76 (0.63, 0.91)	= 0.002
Hispanic vs. NHW	0.62 (0.52, 0.74)	<  0.001	0.81 (0.69, 0.94)	= 0.006
Educationb
> HS vs < = HS	1.51 (1.36, 1.67)	<  0.001	1.45 (1.32, 1.60)	<  0.001
Marital
Live with spouse vs. Otherc	1.55 (1.38, 1.73)	<  0.001	1.46 (1.32, 1.61)	< 0.001
Single vs. Other	0.83 (0.70, 0.98)	= 0.030	0.94 (0.80, 1.12)	= 0.487
Insurance coverage
Insured vs. Uninsured	3.07 (2.45, 3.85)	<  0.001	3.12 (2.54, 3.85)	<  0.001
Cancer diagnosed
Yes vs. No	1.60 (1.38, 1.85)	<  0.001	1.47 (1.30, 1.67)	<  0.001
Chronic disease scored	1.15 (1.11, 1.19)	<  0.001	1.12 (1.08, 1.15)	<  0.001

^aNHW Non-Hispanic White, NHB Non-Hispanic Black, NHO Non-Hispanic Other

^b < = HS: High school or less; > HS: More than high school

^cWidowed/Divorced/Separated/Never married

^dIncluded chronic disease: Hypertension, High cholesterol, Coronary heart disease, Angina, Myocardial infarction, Stroke, Chronic obstructive pulmonary disease, Asthma, Diabetes, Arthritis