Table 4.
Multiple linear regression analysis of chewing ability and cognitive function.
| MMSE-DS Score | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Model I (Crude) | Model II | Model III | |||||||||
| Reference | B | ß | p-Value | B | ß | p-Value | B | ß | p-Value | VIF | |
| Number of remaining teeth | 0.399 | 0.279 | <0.001 | 0.290 | 0.195 | <0.001 | 0.184 | 0.065 | <0.001 | 1.632 | |
| Denture status | Need denture | 0.294 | 0.203 | <0.001 | 0.226 | 0.182 | 0.003 | 0.122 | 0.036 | 0.005 | 1.357 |
| Color-changeable gum | Poor | 0.996 | 0.098 | 0.037 | 0.788 | 0.078 | 0.085 | 0.755 | 0.075 | 0.096 | 1.309 |
| Occlusion balance I | Unilateral | −0.065 | −0.009 | 0.837 | −0.218 | −0.029 | 0.471 | −0.177 | −0.023 | 0.554 | 1.023 |
| Occlusion balance II | Anterior | 0.989 | 0.127 | 0.004 | 0.894 | 0.115 | 0.006 | 0.881 | 0.113 | 0.006 | 1.114 |
| Age | <80 | 1.771 | 0.233 | <0.001 | 1.543 | 0.203 | <0.001 | 1.115 | |||
| Gender | Male | −1.605 | −0.185 | <0.001 | −0.753 | −0.087 | 0.047 | 1.472 | |||
| Education | ≤Elementary | 1.548 | 0.153 | 0.001 | 1.296 | ||||||
| Living arrangement | Alone | 0.320 | 0.077 | 0.048 | 1.251 | ||||||
p-values by multiple linear regression. B: Unstandardized beta; ß: Standardized beta; VIF: Variance Inflation Factors. Model I: Unadjusted model (Crude). Model II: Model I + Age and gender adjusted model. Model III: Model I + Age, gender, education, and living arrangement adjusted model.