Skip to main content

Table 4 Extent and Severity of Periodontitis and GI according to Age

From: Prevalence and risk indicators of gingivitis and periodontitis in a Multi-Centre study in North Jordan: a cross sectional study

Variables Age group (years)  
   < 20 20-29 30-39 40-49 ≥ 50  
   Mean (SD) Mean (SD) Mean (SD) Mean (SD) Mean (SD) p-value
% of Sites with CAL (mm) ≥ 3 0.0 (0.0) 0.8 (6.6) 3.3 (13.7) 9.7 (22.7) 26.7 (29.7) < 0.0005
  ≥ 4 0.0 (0.0) 0.8 (6.6) 3.3 (13.8) 9.3 (22.6) 24.0 (28.0) < 0.0005
  ≥ 5 0.0 (0.0) 0.4 (4.0) 2.0 (8.9) 6.7 (13.4) 13.2 (18.2) < 0.0005
  ≥ 6 0.0 (0.0) 0.1 (2.3) 0.5 (3.6) 3.1 (11.0) 2.9 (8.2) < 0.0005
% of sites with PD (mm) ≥ 3 20.9(26.6) 28.3 (31.0) 41.7(37.0) 44.9(36.5) 55.1 (33.9) < 0.0005
  ≥ 4 0.0 (0.0) 0.9 (6.0) 2.3 (11.3) 5.6 (19.2) 9.3 (18.6) < 0.0005
  ≥ 5 0.0 (0.0) 0.3 (2.9) 0.5 (3.3) 3.4 (13.2) 4.4 (10.3) < 0.0005
  ≥ 6 0.0 (0.0) 0.1 (0.4) 0.1 (0.7) 0.7 (3.1) 0.5 (2.2) 0.001
Disease Severity (mean) GI 1.1 (0.78) 1.1 (0.7) 1.3 (0.6) 1.2 (0.6) 1.5 (0.5) 0.001
  CAL 0.0 0.0 (0.3) 0.2 (0.7) 0.5 (1.3) 1.3 (1.5) < 0.0005
  PD 2.1 (0.4) 2.2 (0.5) 2.4 (0.5) 2.5 (0.7) 2.7 (0.6) < 0.0005