Randomized controlled trial comparing telephone and mail follow-up for recruitment of participants into a clinical trial of colorectal cancer screening

Table 1 Outcomes for patients randomized to telephone or mail follow-up

	Telephone (N = 480)	Mail (N = 472)	RR (95% Cl)	P- value
Attended for eligibility screening	84 (17.5)	43 (9.1)	1.92 (1.36, 2.71)	< 0.001
Enrolled into SCOPE trial	59 (12.3)	35 (7.4)	1.66 (1.11, 2.47)	0.01

Data reported as n (%), unless otherwise specified. RR, relative risk. 95% CI, 95% confidence interval.

ISSN: 1745-6215