Journal of Dental Research -- Griffin et al. 87 (2): 169 Figure 1

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Figure. Adjusted relative risk ratios and 95% confidence interval, assuming 0, 30%, and 100% correlation among teeth. Progression rates of 0% or 100% adjusted according to the LaPlace procedure, described in the text.
${blacksquare}$ Relative risk ratio.
${square}$ 95% confidence interval assuming no correlation (rho = 0.0).
${circ}$ 95% confidence interval assuming rho = 0.3.
${triangleup}$ 95% confidence interval assuming rho = 1.0.