|
Variable
|
Logistic regression model
|
|---|
|
OR
|
95 % CI
|
|---|
|
Amalgam fillings
| | |
|
None
|
1.000
|
-
|
|
Yes
|
1.105
|
1.025-1.190
|
|
Age
|
1.087
|
1.083-1.090
|
|
Sex
| | |
|
Female
|
1.031
|
0.976-1.088
|
|
Male
|
1.000
|
-
|
|
Income (NT$)
| | |
|
Dependent
|
1.374
|
1.287-1.466
|
|
1–20,000
|
1.287
|
1.195-1.386
|
|
20,001-40,000
|
1.000
|
-
|
|
>40,000
|
1.175
|
0.883-1.565
|
|
Region
| | |
|
Area 1 (Taipei)
|
0.735
|
0.675-0.800
|
|
Area 2 (Northern)
|
1.000
|
-
|
|
Area 3 (Central)
|
1.127
|
1.032-1.232
|
|
Area 4 (Southern)
|
1.226
|
1.120-1.341
|
|
Area 5 (Kao-Ping)
|
0.734
|
0.672-0.821
|
|
Area 6 (Eastern)
|
0.732
|
0.609-0.880
|
- Odds ratio was adjusted for age, gender, insurance level, and residential region
-
OR odds ratio, CI confidence interval
