Calcium total content and bioaccessibility (%). Data represent intervals for the means of the contents obtained by the two-way ANOVA: (A) in the three different food matrixes
independently of processing; and (B) in the two processing treatments independently of food matrixes. Tukey test=95%. Non-coincidence of letters in each figure indicates
statistically significant differences. (C) Significance (pb0.05) of main effects and interactions.