Age
Mean; min; max 57.46; 38; 75
Gender, n (%)
Male 39 (56%)
Female 31 (44%)
Tobacco consumption, n (%)
Yes 32 (46% )
No 38 (54%)
Alcohol consumption, n (%)
Yes 42 (60%)
No 28 (40%)
Education level, n (%)
Primary 25 (35%)
Secondary 15 (21%)
High school 10 (15%)
University 20 (29%)
Average number of occlusal pairs
Mean (SD); min; max 10.21 (3.99); 0; 15

SD = standard deviation.