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Table 1 Minimal detectable difference with constant effect

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

ICC VIF ESS Detectable difference
0.0 1.0 480 0.181
0.1 1.2 400 0.198
0.3 1.6 300 0.229
0.5 2.0 240 0.256
1.0 3.0 160 0.314
  1. Note: ICC = intraclass correlation coefficient; VIF = Variance Inflation Factor; ESS = Estimated Sample Size.