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. 2025 May 6;13:e19399. doi: 10.7717/peerj.19399

Table 5. Significant factors in the multiple logistic regression analysis.

Factors B P Adjusted OR 95% CI
Lower upper
Age of starting to brush teeth
≤1 years old 1.00
>1 years old 1.061 0.229 2.891 0.531 16.275
Brushing teeth everyday
No 1.00
Yes −1.202 0.361 0.301 0.023 3.954
Frequency of brushing
1 times/day 1.00
≥2 times/day −1.464 0.262 0.231 0.018 2.983
Duration of each brushing
<3 min 1.00
≥3 min −2.109 0.029* 0.121 0.018 0.808
Use of fluoride toothpaste
No 1.00
Yes −0.428 0.731 0.652 0.057 7.459
Frequency of sugary drinks or food
≤ 1 times/week 1.00
2–4 times/ week −0.742 0.484 0.476 0.60 3.807
≥1 times/day 1.777 0.118 5.912 0.637 54.916

Notes.

*

P < 0.05.

adjust OR
adjust odds ratio
95% CI
95% Confidence Interval

The bolded values indicate variables which were used as references in the logistic regression analysis.