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Distribution of subjects dentate in each jaw (n = 1,462) according to the functional classification system based on natural teeth only [3], OHIP-14CN total scores (vertical bars indicate SD) and Likelihood ratios for impaired OHRQoL: I dentate in each jaw, II ≥10 natural teeth in each jaw, III anterior region complete, IV premolar region ‘sufficient’, V molar region ‘sufficient’. Dark columns indicate status of meeting the criterion
