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Figure 2


Figure 2. Relationships between least-squares means of microtensile bond strengths and Hoy’s solubility parameters for polar forces ({delta}p) of resins 1–5 (numbers in parentheses indicate the N upon which the mean value is based). (A) Least-squares means bond strengths of 50% ethanol-solvated resins 1–5 to acid-etched dentin saturated with water. (B) Least-squares means bond strengths of 50% ethanol-solvated resins 1–5 to acid-etched dentin saturated with ethanol. (C) Least-squares means bond strengths of 50% ethanol-solvated resins 1–5 to dry acid-etched dentin.