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. 2024 Jan 28;21:4. doi: 10.18502/fid.v21i4.14821

Table 5.

Associations between independent variables, including: socio-demographic characteristics, cognitive factors, self-reported general health, and periodontal status by simple linear regression

OHIS DI CI BOP
B
95.0%
Confidence
(LL_UL)
Sig B
95.0%
Confidence
(LL_UL)
Sig B
95.0% Confidence
(LL_UL)
Sig B
95.0%
Confidence
(LL_UL)
Sig
Age 0.006
(-0.015_0.027)
0.560 -0.001
(-0.012_0.011)
0.929 0.007
(-0.006_0.019)
0.289 0.002
(-0.041_0.044)
0.936
Women’s
Education
Without
diploma
Ref Ref Ref Ref
University -0.408
(-0.749_-0.068)
0.019 -0.223
(-0.417_-0.030)
0.024 -0.185
(-0.389_0.020)
0.076 -0.521
(-1.212_0.170)
0.139
Diploma -0.308
(-0.558_-0.059)
0.016 -0.155
(-0.296_-0.013)
0.033 -0.154
(-0.304_-0.004)
0.045 -0.051
(-0.559_0.456)
0.842
Husbands’
Education
Without
diploma
Ref Ref Ref Ref
University -0.474
(-0.813_-0.135)
0.006 -0.236
(-0.429_-0.043)
0.017 -0.238
(-0.441_-0.034)
0.022 -0.122
(-0.814_0.569)
0.727
Diploma -0.096
(-0.354_0.163)
0.467 -0.069
(-0.216_0.078)
0.354 -0.026
(-0.181_0.129)
0.739 -0.016
(-0.543_0.511)
0.953
Self-reported
income
Good Ref Ref Ref Ref
Medium 0.366
(0.061_0.672)
0.019 0.155
(-0.019_0.329)
0.080 0.211
(0.028_0.393)
0.024 0.225
(-0.393_0.843)
0.473
Low 0.248
(-0.093_0.590)
0.153 0.138
(-0.056_0.332)
0.163 0.110
(-0.093_0.314)
0.287 -0.108
(-0.798_0.583)
0.759
Self-reported general health 0.359
(-0.117_0.835)
0.139 0.302
(0.034_0.570)
0.027 0.057
(-0.228_0.342)
0.695 0.608
(-0.347_1.563)
0.211
Week -0.010
(-0.023 _ 0.004)
0.159 -0.008
(-0.015_0.000)
0.046 -0.002
(-0.010_0.006)
0.640 0.001
(-0.027_0.028)
0.976
BMI 0.013
(-0.017_0.043)
0.391 0.002
(-0.015_0.019)
0.782 0.011
(-0.007_0.029)
0.240 -0.007
(-0.067_0.054)
0.824
General oral health
knowledge
-0.077
(-0.147_-0.008)
0.029 -0.035
(-0.075_0.004)
0.078 -0.042
(-0.083_0.000)
0.047 -0.069
(-0.210_0.071)
0.332
Knowledge about pregnancy
oral health
0.015
(-0.111_0.142)
0.812 -0.023
(-0.094_0.049)
0.528 0.038
(-0.037_0.113)
0.319 0.082
(-0.171_0.335)
0.525

OHIS-S: simplified oral health index; CI: confidence interval; LB: lower bound; UB: upper bound