BioMed Research International / 2014 / Article / Tab 4

Research Article

Dental Calculus Is Associated with Death from Heart Infarction

Table 4

Results of multiple logistic regression analysis of the relationship between death from heart infarction as a dependent variable and calculus index as independent variable with control for age, gender, dental visits, dental plaque, periodontal pockets, education, income, socioeconomic status, and pack-years of smoking.

Dependent variableExplaining variableBetaChi-square valueOR (95% CI)

Death from heart infarction Dental calculus0.8344.3230.0382.30 (1.05–5.06)

Cox and Snell , final solution could not be determined; Nagelkerke .