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Table 4 Relative scores (%) for decayed, missing, and filled teeth in molar (M), premolar (PM), and anterior (A) dental region and mean difference (%) of relative scores between the dental regions (n = 1525)

From: Dental and prosthodontic status of an over 40 year-old population in Shandong Province, China

Relative scores % Comparison Mean difference (%) 95% CI P value
Upper jaw
Decayed      
M 11.2     
PM 7.8 M-PM 3.4 2.3 ... 4.4 < 0.001
A 6.2 M-A 5.0 4.0 ... 6.0 < 0.001
Missing      
M 33.8     
PM 15.7 M-PM 18.1 16.9 ... 19.3 < 0.001
A 9.3 M-A 24.5 23.2 ... 25.8 < 0.001
Filled      
M 2.1     
PM 1.7 M-PM 0.4 -0.1 ... 0.9 0.164
A 1.1 M-A 1.0 0.6 ... 1.5 < 0.001
Lower jaw
Decayed      
M 12.9     
PM 5.2 M-PM 7.7 6.7 ... 8.6 < 0.001
A 2.5 M-A 10.4 9.4 ... 11.4 < 0.001
Missing      
M 32.6     
PM 10.2 M-PM 22.4 21.2 ... 23.6 < 0.001
A 8.5 M-A 24.1 22.7 ... 25.5 < 0.001
Filled      
M 2.7     
PM 1.3 M-PM 1.4 0.9 ... 1.9 < 0.001
A 0.1 M-A 2.6 2.1 ... 3.0 < 0.001