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Table 3 Validation of number of remaining intact teeth as recorded in the Dental Health Register by assessment of retrieved dental health records, by number of remaining intact teeth reported to the Dental Health Register in 2014

From: The Swedish dental health register - validation study of remaining and intact teeth

  Agreement between dental health records and the register
Remaining intact teeth according to register Records sampled Records recieved   Correct (positive predictive value) % (95% CI) Incorrect % Cannot be assessed %
0 350 225   98 43.6 (37.0–50.3) 124 (55) 3 [1]
32 350 286 intact 69 24.1 (19.3–29.5) 190 (66) 27 [9]
0 < 32 800 620 remaining 567 91.5 (89.0–93.5) 38 [6] 15 [2]
    intact 544 87.7 (84.9–90.2) 59 [9] 17 [3]