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Interaction between number of natural teeth and toothache on difficulty chewing, in adults according to sex. Florianópolis, SC, 2009. Test for heterogeneity (p < 0.001)
a Context of the final modelling for men and women adjusted for sociodemographic and economic variables and use of services.
b Comparison with best category ≥ 10 teeth in both arches and without toothache1
