Table 2.

Linear regression of nationality on patient identification at differing levels of perceived susceptibility by cancer status (N = 329)

	Patients with cancer (n = 88)			Patients in remission (n = 241)
Predictor variable	B (SE)	t	95% CI	B (SE)	t	95% CI
Age
Age	− 0.03 (0.02)	− 1.47	− 0.06, 0.01	0.00 (0.01)	0.37	− 0.01, 0.02
Race	− 0.05 (0.57)	− 0.08	− 1.19, 1.10	− 0.15 (0.34)	− 0.45	− 0.83, 0.52
Education	− 0.20 (0.34)	− 0.60	− 0.89, 0.48	− 0.17 (0.21)	− 0.81	− 0.57, 0.24
Income	− 0.25 (0.42)	− 0.59	− 1.10, 0.59	0.14 (0.20)	0.70	− 0.25, 0.53
Sex	− 0.25 (0.72)	− 0.35	− 1.70, 1.19	0.14 (0.39)	0.36	− 0.62, 0.90
Colorectal cancer	− 1.02 (0.85)	− 1.20	− 2.71, 0.68	0.21 (0.33)	0.62	− 0.45, 0.87
Lung cancer	− 1.56 (0.74)*	− 2.11	− 3.03, −0.08	0.25 (0.36)	0.70	− 0.46, 0.97
Prostate cancer	− 0.44 (0.76)	− 0.58	− 1.95, 1.08	0.24 (0.44)	0.53	− 0.64, 1.11
Ask CCT	− 0.35 (0.53)	− 0.67	− 1.41, 0.71	1.05 (0.62)	1.70	− 0.17, 2.27
Predictors
Perceived sus. (PS)	− 0.63 (.39)	− 1.60	− 1.41, 0.16	0.32 (0.12)**	2.79	0.09, 0.54
Nationality	− 5.62 (1.56)***	− 3.61	− 8.73, − 2.52	0.32 (0.73)	0.43	− 1.13, 1.76
Interaction
PS × nationality	1.48 (0.44)***	3.39	0.61, 2.35	− 0.07 (0.23)	− 0.28	− 0.53, 0.39
R2	0.40***			0.08
ΔR2	0.11***			0.00

Cases with missing values across the variables were not included in the analysis (n = 14)

PS × nationality, perceived susceptibility x nationality; Ask CCT, patient previously asked to participate in a cancer clinical trial; R², the variance in identification explained by the model; ΔR², increase in variance due to interaction between perceived susceptibility and nationality

p ≤ 0.05;

^**p ≤ 0.01;

^***p ≤ .001