BMC Public Health

Table 2 Simulation results

From: Design of a randomized controlled trial for multiple cancer risk behaviors among Spanish-speaking Mexican-origin smokers

	Constant differences				Increasing differences				Decreasing differences
	6 months	12 months	18 months		6 months	12 months	18 months		6 months	12 months	18 months
HE	0.05	0.10	0.15	HE	0.05	0.10	0.15	HE	0.05	0.10	0.15
MAPS	0.15	0.20	0.25	MAPS	0.10	0.20	0.30	MAPS	0.20	0.20	0.20
difference	0.10	0.10	0.10	difference	0.05	0.10	0.15	difference	0.15	0.10	0.05
ICC	power	95% CI		ICC	power	95% CI		ICC	power	95% CI
0.10	0.99	0.98-1.00		0.10	0.99	0.98	1.00	0.10	0.99	0.98-1.00
0.30	0.94	0.93-0.95		0.30	0.95	0.94	0.96	0.30	0.98	0.97-0.99
0.50	0.79	0.76-0.82		0.50	0.84	0.82	0.86	0.50	0.98	0.97-0.99

Note: HE = Health Education; MAPS = Motivation And Problem Solving; ICC = intraclass correlation coefficient; CI = confidence interval.

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ISSN: 1471-2458

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