Testing the association between tobacco smoking, alcohol consumption, and risk of periodontitis: A Mendelian randomization study

Baumeister, Sebastian-Edgar and Freuer, Dennis and Nolde, Michael and Kocher, Thomas and Baurecht, Hansjorg and Khazaei, Yeganeh and Ehmke, Benjamin and Holtfreter, Birte (2021) Testing the association between tobacco smoking, alcohol consumption, and risk of periodontitis: A Mendelian randomization study. JOURNAL OF CLINICAL PERIODONTOLOGY, 48 (11). pp. 1414-1420. ISSN 0303-6979, 1600-051X

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Abstract

Aim To investigate the associations of tobacco smoking and alcohol consumption with periodontitis using Mendelian randomization (MR) analysis. Materials and methods We used 17 single nucleotide polymorphisms (SNPs) as instrumental variables (IVs) for the number of cigarettes per day from a genome-wide association study (GWAS) of 337,334 individuals, 109 SNPs for a lifetime smoking index from GWAS of 462,690 participants, and 33 SNPs for the number of drinks per week from GWAS of 941,280 individuals. The periodontitis GWAS included 12,289 cases and 22,326 controls. Wald ratios were obtained by dividing the SNP-periodontitis effects by SNP-exposure effects and pooled using an inverse-variance weighted model. Results Genetic liabilities for higher number of cigarettes per day (odds ratio [OR] per one standard deviation (1SD) increment = 1.56; 95% CI: 1.18-2.07, p-value = .0018, Q-value = .0054), lifetime smoking index (OR per 1SD = 1.26; 95% CI: 1.04-1.53, p-value = .0161, Q-value = .0242), and drinks per week (OR per 1SD = 1.41; 95% CI: 1.04-1.90, p-value = .0265, Q-value = .0265) were associated with increased odds of periodontitis. Estimates were consistent across robust and multivariable MR analyses. Conclusions The findings of this MR analysis suggest an association between tobacco smoking and alcohol consumption with periodontitis.

Item Type: Article
Uncontrolled Keywords: LIFE-STYLE; BIAS; METAANALYSIS; DISEASE; alcohol; Mendelian randomization; periodontitis; tobacco smoking
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Institut für Epidemiologie und Präventivmedizin > Lehrstuhl für Genetische Epidemiologie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 16 Sep 2022 06:24
Last Modified: 16 Sep 2022 06:24
URI: https://pred.uni-regensburg.de/id/eprint/47491

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