Journal of Dental Hygiene Science : eISSN 2233-7679

Table 3

Hierarchical Regression Analysis of Factors Affecting GOHAI

Category Model 1 Model 2 Model 3



b p-value 95% CI b p-value 95% CI b p-value 95% CI
Age (ref. 65∼74 y) −0.144 <0.001 −2.361∼1.203 −0.048 0.003 −1.467∼0.601 −0.026 0.217 −0.784∼0.095
Sex (ref. male) 0.049 <0.007 0.068∼0.366 −0.027 0.253 −0.311∼0.081 −0.016 0.403 −0.263∼0.122
Education level (ref. ≤elementary school) 0.099 <0.001 0.551∼1.139 0.028 0.001 0.184∼0.750 0.033 0.043 0.084∼0.569
Marital status (ref. married) −0.066 <0.001 −1.839∼0.618 −0.035 0.002 −1.510∼−0.338 −0.041 0.010 −1.329∼0.177
Private insurance (ref. yes) −0.066 <0.001 −2.278∼0.829 −0.063 <0.001 −2.280∼0.886 −0.062 <0.001 −2.141∼0.770
Economics (ref. yes) −0.056 <0.001 −0.447∼0.130 −0.035 0.020 −0.335∼0.028 −0.029 0.049 −0.300∼0.000
Average pocket money (ref. low) 0.167 <0.001 1.090∼1.625 0.058 <0.001 0.493∼1.025 0.063 <0.001 0.248∼0.776
Perceived health status (ref. good) −0.175 <0.001 −2.488∼1.755 −0.133 <0.001 −1.982∼1.239
Alcohol (ref. yes) −0.044 <0.001 −0.338∼0.260 −0.002 0.890 −0.298∼0.289
Edentulism (ref. no) 0.188 <0.001 0.712∼0.986 0.183 <0.001 0.690∼0.960
Smoking (ref. non-smoker) −0.083 <0.001 −2.295∼0.860 −0.076 <0.001 −2.155∼0.745
CES-D −0.044 0.005 −0.329∼0.072
MMSE 0.187 <0.001 0.213∼0.305
_cons 38.750 42.326 34.638
F (p) 94.01 (<0.001) 84.22 (<0.001) 74.81 (<0.001)
R2 (Adjusted R2) 0.13 (0.12) 0.19 (0.18) 0.23 (0.22)

GOHAI: Geriatric Oral Health Assessment Index, CI: confidence interval, CES-D: Center for Epidemiological Studies-Depression Scale, MMSE: Mini-Mental State Examination,

J Dent Hyg Sci 2022;22:67-74 https://doi.org/10.17135/jdhs.2022.22.2.67
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