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Table 3 OIDP prevalence and extent in adults, according to dentition status. State of São Paulo, Brazil, 2015 (N = 5753)

From: Is reduced dentition with and without dental prosthesis associated with oral health-related quality of life? A cross-sectional study

Definitions of dentition status Total sample OIDP prevalence OIDP extent
n % (95% CI) n % (95% CI) Mean (95% CI)
Shortened Dental Arch
  > 5 OUs, no dental prosthesis 3471 58.7 (55.9, 61.4) 1503 47.1 (43.3, 50.9) 1.3 (1.2, 1.5)
  > 5 OUs, with dental prosthesis 137 2.1 (1.5, 2.9) 64 45.1 (32.3, 58.5) 1.5 (0.9, 2.1)
 3,5 OUs, no dental prosthesis (SDA) 487 7.8 (6.8, 9.0) 285 56.5 (49.9, 63.8) 2.1 (1.8, 2.5)
  < 3 OUs, no dental prosthesis 197 3.5 (2.9, 4.2) 130 72.7 (64.0, 81.3) 2.9 (2.2, 3.6)
  ≤ 5 OUs, with dental prosthesis 117 2.1 (1.5, 2.9) 73 73.5 (62.1, 82.4) 2.7 (1.8, 3.6)
 No intact anterior region 1344 25.7 (23.8, 28.40) 864 62.1 (57.0, 66.9) 2.6 (2.3, 2.9)
Hierarchical Dental Functional Classification0
 Functional dentition, no dental prosthesis 2805 046.7 (43.8, 49.6) 1163 44.9 (40.6, 49.4) 1.3 (1.1, 1.4)
 Functional dentition, with dental prosthesis 95 01.5 (1.0, 2.3) 40 40.0 (25.9, 55.8) 1.3 (0.7, 2.0)
 No functional dentition, no dental prosthesis 1887 330.1 (31.1, 35.2) 1091 60.3 (56.6, 63.9) 2.2 (1.9, 2.4)
 No functional dentition, with dental prosthesis 966 18.07 (16.9, 20.6) 625 61.8 (54.6, 68.5) 2.6 (2.2, 3.0)
WHO criteria for functional dentition
  > 21 teeth, no dental prosthesis 4452 75.0 (72.3, 77.5) 2094 50.2 (46.7, 53.6) 1.6 (1.4, 1.7)
  > 21 teeth, with dental prosthesis 5301 9.6 (8.3, 11.1) 326 63.9 (55.3, 71.8) 2.5 (2.0, 3.0)
  < 21 teeth, no dental prosthesis 240 4.8 (3.6, 6.3) 160 68.8 (59.6, 76.8) 3.1 (2.6, 3.6)
  < 21 teeth, with dental prosthesis 530 10.6 (9.1, 12.4) 339 56.7 (46.2, 66.5) 2.5 (1.8, 3.2)
  1. Prevalence and extent rate (95% confidence intervals (CI) in brackets). Estimates considered weighting and complex sampling design. OUs Occlusal Units, SDA Shortened Dental Arch