Table 3:

Patient factors associated with genetic testing (multivariate analysis)

	Model 1 – Without clinical variables		Model 2 – With clinical variables included
	OR (CI)	P-value	OR (CI)	P-value
SES Variables
Low income	0.73 (0.53, 0.99)	0.0425 *	0.78 (0.57, 1.08)	0.1335
High-poverty location	0.84 (0.64, 1.1)	0.2146	0.82 (0.62, 1.08)	0.1553
Demographic and Clinical Characteristics
Female	1.13 (0.88, 1.46)	0.3408	1.14 (0.88, 1.48)	0.3275
Black (vs. white)	1.20 (0.47, 3.1)	0.7012	1.16 (0.43, 3.14)	0.7639
Asian (vs. white)	0.96 (0.35, 2.64)	0.9422	0.95 (0.34, 2.62)	0.9161
Hispanic (vs. white)	1.77 (0.36, 8.67)	0.4795	1.95 (0.4, 9.43)	0.407
Other/unknown (vs. white)	0.53 (0.14, 2.04)	0.3534	0.50 (0.13, 1.96)	0.318
Urban location	1.59 (0.96, 2.64)	0.0706	1.60 (0.96, 2.66)	0.0725
Diagnosis year	2.17 (1.82, 2.6)	<.0001 *	2.18 (1.81, 2.63)	<.0001 *
Adenocarcinoma	-	-	1.56 (1.18, 2.07)	0.0021 *
Under 75 at diagnosis	-	-	1.55 (1.19, 2.01)	0.001 *
Charlson index 3+ (vs. 0)	-	-	0.53 (0.29, 0.97)	0.0393 *
Charlson index 2 (vs. 0)	-	-	1.41 (0.82, 2.41)	0.214
Charlson index 1 (vs. 0)	-	-	0.81 (0.51, 1.29)	0.3857
Diagnosis Year Interaction Variables
Low income	1.01 (0.94, 1.09)	0.7793	1.01 (0.93, 1.09)	0.8961
High-poverty location	1.00 (0.94, 1.07)	0.8947	1.02 (0.95, 1.09)	0.5733
Female	1.00 (0.95, 1.07)	0.8785	0.99 (0.93, 1.05)	0.713
Black (vs. white)	0.82 (0.65, 1.04)	0.0989	0.83 (0.65, 1.07)	0.1464
Asian (vs. white)	1.14 (0.9, 1.46)	0.2786	1.14 (0.89, 1.45)	0.3126
Hispanic (vs. white)	0.82 (0.55, 1.23)	0.3386	0.81 (0.55, 1.21)	0.2998
Other/unknown (vs. white)	1.31 (0.95, 1.82)	0.0993	1.31 (0.95, 1.82)	0.1038
Urban location	0.94 (0.83, 1.05)	0.2852	0.94 (0.83, 1.05)	0.2743
Adenocarcinoma	-	-	1.01 (0.94, 1.08)	0.8285
Under 75 at diagnosis	-	-	0.93 (0.88, 1)	0.0353 *
Charlson index 3+ (vs. 0)	-	-	1.10 (0.96, 1.27)	0.1648
Charlson index 2 (vs. 0)	-	-	0.90 (0.79, 1.02)	0.0972
Charlson index 1 (vs. 0)	-	-	1.04 (0.93, 1.16)	0.4995

^*= Significant at the 0.05 level