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Table 4 The percent (%) prevalence, mean and standard errors (SE) for periodontal status indicators by demographic, dysplasia, and tooth loss status for study participants: Linzhou, People's Republic of China, 2002.

From: Using NHANES oral health examination protocols as part of an esophageal cancer screening study conducted in a high-risk region of China

Characteristic Attachment Loss (mm)
mean (SE)
# sites AL≥4 mm
mean (SE)
AL>=6 mm
% (SE)
Periodontitis Lower1
% (SE)
Periodontitis Higher2
% (SE)
MGI Score
mean (SE)
Age       
   56–67 years old 2.89 (0.11) 6.9 (0.5) 39.4 (3.4) 40.8 (3.3) 14.6 (2.4) 2.64 (0.05)*
   40–55 years oldR 2.70 (0.07) 7.0 (0.4) 36.3 (2.5) 46.9 (2.5) 19.5 (2.0) 2.81 (0.03)
Gender       
   Women 2.52 (0.07)* 5.5 (0.3)* 29.7 (2.5)* 42.2 (2.7) 17.1 (2.1) 2.71 (0.04)
   MenR 3.07 (0.10) 8.8 (0.5) 46.8 (3.0) 47.8 (3.0) 18.5 (2.3) 2.79 (0.04)
Village       
   Jingwan 3.20 (0.15)* 9.1 (0.7)* 47.9 (4.6)* 48.8 (4.6)* 16.8 (3.4) 2.59 (0.08)*
   Xifeng 2.92 (0.09)* 7.5 (0.5)* 41.2 (3.0)* 46.9 (3.0)* 21.5 (2.4)* 2.73 (0.04)*
   Fentou R 2.31 (0.08) 5.0 (0.4) 26.1 (3.1) 39.4 (0.3) 13.3 (2.4) 2.86 (0.05)
Education       
   Did not complete Primary 2.82 (0.10) 6.6 (0.5) 37.2 (3.1) 44.2 (3.1) 14.5 (2.2) 2.69 (0.05)
   Completed Primary SchoolR 2.73 (0.08) 7.2 (0.4) 37.6 (2.6) 45.1 (2.6) 20.0 (2.1) 2.79 (0.04)
Smoking       
   Has smoked cigarettes 3.15 (0.12)* 8.9 (0.6)* 46.3 (4.0)* 50.3 (3.9) 18.0 (3.0) 2.70 (0.06)
   Never smoked cigarettesR 2.63 (0.07) 6.3 (0.3) 34.2 (2.3) 42.7 (2.3) 17.7 (1.8) 2.76 (0.03)
Had any dysplasia       
   Yes 2.83 (0.12) 6.8 (0.5) 35.6 (2.4) 40.9 (3.6) 17.7 (2.8) 2.76 (0.06)
   No 2.72 (0.07) 7.0 (0.4) 38.9 (3.6) 45.3 (2.5) 17.3 (1.9) 2.73 (0.04)
Family history of any cancer       
   Yes 2.77 (0.09) 6.7 (0.4) 39.4 (3.0) 46.5 (3.0) 19.3 (2.4) 2.73 (0.05)
   No 2.76 (0.08) 7.2 (0.4) 35.8 (2.7) 43.3 (2.7) 16.5 (2.1) 2.76 (0.04)
Number of missing teeth       
   (Q1) 12–31 teeth 3.74 (0.19)* 6.4 (0.6) 53.7 (4.6)* 38.0 (4.4) 16.5 (3.4) 2.32 (0.10)*
   (Q2) 7–11 teeth 2.97 (0.10)* 8.9 (0.6)* 46.0 (3.9)* 52.4 (3.9) 24.4 (3.3)* 2.85 (0.05)
   (Q3) 4–6 teeth 2.42 (0.09)* 7.1 (0.7)* 29.7 (3.8) 41.4 (4.1) 13.8 (2.9) 2.84 (0.05)
   (Q4) 0–3 teethR 2.16 (0.07) 5.3 (0.5) 24.0 (3.3) 44.9 (3.8) 15.6 (2.8) 2.87 (0.05)
Total 2.77 (0.06) 7.0 (0.3) 36.7 (2.0) 44.7 (2.0) 17.8 (2.0) 2.75 (0.03)
  1. Data Source: CSS2
  2. N = 579
  3. Notes:
  4. (1): Periodontal Disease defined as at least one site with 3 mm Attachment Loss and 4 mm Pocket Depth
  5. (2): Periodontal Disease defined as at least one site with 4 mm Attachment Loss and 5 mm Pocket Depth
  6. (R): Reference category
  7. (*): p < 0.05 compared to the Reference Category