Waranuch Pitiphat

Summary

Affiliation: Harvard University
Country: USA

Publications

  1. ncbi request reprint Alcohol consumption increases periodontitis risk
    W Pitiphat
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, 188 Longwood Avenue, Boston, MA 02115, USA
    J Dent Res 82:509-13. 2003
  2. ncbi request reprint C-reactive protein associated with periodontitis in a Thai population
    Waranuch Pitiphat
    Department of Community Dentistry, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Clin Periodontol 35:120-5. 2008
  3. doi request reprint Maternal periodontitis and adverse pregnancy outcomes
    Waranuch Pitiphat
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, MA, USA
    Community Dent Oral Epidemiol 36:3-11. 2008
  4. pmc Plasma C-reactive protein in early pregnancy and preterm delivery
    Waranuch Pitiphat
    Department of Epidemiology, Harvard School of Public Health, Boston, MA, USA
    Am J Epidemiol 162:1108-13. 2005
  5. pmc Periodontitis and plasma C-reactive protein during pregnancy
    Waranuch Pitiphat
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, MA, USA
    J Periodontol 77:821-5. 2006
  6. ncbi request reprint Use of preexisting radiographs for assessing periodontal disease in epidemiologic studies
    Waranuch Pitiphat
    Harvard School of Dental Medicine, Boston MA 02115, USA
    J Public Health Dent 64:223-30. 2004
  7. ncbi request reprint Oral hygiene practices and periodontitis in health care professionals
    Anwar Merchant
    Department of Nutrition, Harvard School of Public Health, Boston, MA, USA
    J Periodontol 73:531-5. 2002
  8. ncbi request reprint Increased physical activity decreases periodontitis risk in men
    Anwar T Merchant
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Eur J Epidemiol 18:891-8. 2003
  9. ncbi request reprint Pulpal inflammation and incidence of coronary heart disease
    Kaumudi J Joshipura
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, Massachusetts, USA
    J Endod 32:99-103. 2006
  10. ncbi request reprint RANKL upregulation associated with periodontitis and Porphyromonas gingivalis
    Nawarat Wara-Aswapati
    Department of Periodontology, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Periodontol 78:1062-9. 2007

Collaborators

Detail Information

Publications25

  1. ncbi request reprint Alcohol consumption increases periodontitis risk
    W Pitiphat
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, 188 Longwood Avenue, Boston, MA 02115, USA
    J Dent Res 82:509-13. 2003
    ..24 (1.09, 1.42); 5.0 to 14.9 g/day, 1.18 (1.04, 1.35); 15 to 29.9 g/day, 1.18 (1.01, 1.38); and > 30 g/day, 1.27 (1.08, 1.49). The results suggest that alcohol consumption is an independent modifiable risk factor for periodontitis...
  2. ncbi request reprint C-reactive protein associated with periodontitis in a Thai population
    Waranuch Pitiphat
    Department of Community Dentistry, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Clin Periodontol 35:120-5. 2008
    ..This study evaluated the associations of chronic periodontitis and Porphyromonas gingivalis with CRP in systemically healthy Thai adults...
  3. doi request reprint Maternal periodontitis and adverse pregnancy outcomes
    Waranuch Pitiphat
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, MA, USA
    Community Dent Oral Epidemiol 36:3-11. 2008
    ..We evaluated periodontitis in relation to preterm birth (<37 weeks' gestation) and small-for-gestational-age (SGA, birth weight below the 10th percentile of birth weight for gestational age) among a group of medically insured women...
  4. pmc Plasma C-reactive protein in early pregnancy and preterm delivery
    Waranuch Pitiphat
    Department of Epidemiology, Harvard School of Public Health, Boston, MA, USA
    Am J Epidemiol 162:1108-13. 2005
    ..64, 95% confidence interval: 0.94, 22.96) versus indicated delivery (odds ratio = 1.42, 95% confidence interval: 0.44, 4.61). These findings suggest that very high CRP levels in early pregnancy are associated with preterm delivery...
  5. pmc Periodontitis and plasma C-reactive protein during pregnancy
    Waranuch Pitiphat
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, MA, USA
    J Periodontol 77:821-5. 2006
    ..We examined the relationship between periodontitis and CRP among women who provided dental radiographs and had blood collected during early pregnancy, excluding smokers and diabetic patients...
  6. ncbi request reprint Use of preexisting radiographs for assessing periodontal disease in epidemiologic studies
    Waranuch Pitiphat
    Harvard School of Dental Medicine, Boston MA 02115, USA
    J Public Health Dent 64:223-30. 2004
    ....
  7. ncbi request reprint Oral hygiene practices and periodontitis in health care professionals
    Anwar Merchant
    Department of Nutrition, Harvard School of Public Health, Boston, MA, USA
    J Periodontol 73:531-5. 2002
    ..One in 3 adults in the United States has periodontitis, yet there are few widely applied methods for its prevention. Few studies have assessed oral hygiene practices related to periodontitis...
  8. ncbi request reprint Increased physical activity decreases periodontitis risk in men
    Anwar T Merchant
    Department of Nutrition, Harvard School of Public Health, Boston, MA 02115, USA
    Eur J Epidemiol 18:891-8. 2003
    ..Increased physical activity improves insulin sensitivity and glucose metabolism, and may therefore affect incidence of periodontitis...
  9. ncbi request reprint Pulpal inflammation and incidence of coronary heart disease
    Kaumudi J Joshipura
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, Massachusetts, USA
    J Endod 32:99-103. 2006
    ..38; 95% CI 1.14-1.67). There was no association among nondentists (RR = 1.03). Dental caries was not associated with CHD. The results suggest a possible modest association between pulpal inflammation and CHD...
  10. ncbi request reprint RANKL upregulation associated with periodontitis and Porphyromonas gingivalis
    Nawarat Wara-Aswapati
    Department of Periodontology, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Periodontol 78:1062-9. 2007
    ..In this study, the expression of RANKL and OPG mRNA and the relationship between these factors and periodontopathic bacteria in periodontal tissue were studied...
  11. doi request reprint Trefoil factors in saliva and gingival tissues of patients with chronic periodontitis
    Ponlatham Chaiyarit
    Department of Oral Diagnosis and Research Group of Chronic Inflammatory Oral Diseases and Systemic Diseases Associated with Oral Health, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Periodontol 83:1129-38. 2012
    ..The objective of this study is to determine whether TFF expression in saliva and gingival tissues is associated with periodontal pathology...
  12. ncbi request reprint Validation of self-reported oral health measures
    Waranuch Pitiphat
    Harvard School of Dental Medicine, Harvard School of Public Health, 188 Longwood Avenue, Boston, MA 02115, USA
    J Public Health Dent 62:122-8. 2002
    ..To assess the validity of self-reported oral disease and health care measures in two populations...
  13. doi request reprint Induction of toll-like receptor expression by Porphyromonas gingivalis
    Nawarat Wara-Aswapati
    Department of Periodontology, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Periodontol 84:1010-8. 2013
    ..Furthermore, the mechanism of TLR induction by Porphyromonas gingivalis is investigated in human gingival fibroblasts (HGFs)...
  14. ncbi request reprint A prospective study of social support, anger expression and risk of periodontitis in men
    Anwar T Merchant
    Department of Nutrition, Harvard School of Public Health, Boston, Mass, USA
    J Am Dent Assoc 134:1591-6. 2003
    ..Stress is associated with poor oral hygiene, increased glucocorticoid secretion that can depress immune function, increased insulin resistance and potentially increased risk of periodontitis...
  15. ncbi request reprint Researching periodontitis: challenges and opportunities
    Anwar T Merchant
    Department of Clinical Epidemiology and Biostatistics, McMaster University, 1492 Barker Avenue, Burlington, Ontario, Canada
    J Clin Periodontol 34:1007-15. 2007
    ..We analyse these questions and provide possible solutions. As many of these issues are generic to dentistry, possible solutions can improve the quality of future studies and the evidence base for primary prevention in dentistry...
  16. ncbi request reprint Whole-grain and fiber intakes and periodontitis risk in men
    Anwar T Merchant
    Population Health Research Institute and the Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Canada
    Am J Clin Nutr 83:1395-400. 2006
    ..Diabetes and hyperglycemia increase periodontitis risk, severity, and extent. Increased whole-grain and fiber intakes are associated with improved insulin sensitivity and may therefore affect periodontitis risk...
  17. ncbi request reprint Validation of self-reported periodontal measures among health professionals
    Kaumudi J Joshipura
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, 188 Longwood Avenue, Boston, MA 02115, USA
    J Public Health Dent 62:115-21. 2002
    ..Valid self-reported measures could provide a time- and cost-efficient alternative for large epidemiologic studies...
  18. ncbi request reprint The effect of a new toothpaste containing potassium nitrate and triclosan on gingival health, plaque formation and dentine hypersensitivity
    Nawarat Wara-Aswapati
    Department of Periodontology, Faculty of Dentistry, Khon Kaen University, Khon, Kaen, Thailand
    J Clin Periodontol 32:53-8. 2005
    ..The efficacy of the test toothpaste was compared with that of a control toothpaste containing 5% potassium nitrate and 0.76% SMFP and a benchmark product containing only 0.76% SMFP...
  19. doi request reprint Periodontitis and gestational diabetes mellitus in non-smoking females
    Anyarat Chokwiriyachit
    Department of Periodontology, Faculty of Dentistry, Khon Kaen University, Khon Kaen, Thailand
    J Periodontol 84:857-62. 2013
    ..Periodontal disease is associated with increased levels of inflammatory mediators and may be a risk factor for GDM. The authors aimed to examine the association between periodontitis and GDM among non-smoking pregnant females...
  20. ncbi request reprint Insulin-like growth factor II receptor gene-167 genotype increases the risk of oral squamous cell carcinoma in humans
    Athanasios I Zavras
    Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, Massachusetts 02115, USA
    Cancer Res 63:296-7. 2003
    ..7, 95% confidence interval: 1.16-6.48), controlling for major confounders. Our results suggest that genetic variation of IGF2R may influence significantly the risk of oral cancer...
  21. ncbi request reprint Directed acyclic graphs (DAGs): an aid to assess confounding in dental research
    Anwar T Merchant
    Department of Nutrition, Harvard School of Public Health, Department of Oral Health Policy and Epidemiology, Harvard School of Dental Medicine, Boston, MA 02115, USA
    Community Dent Oral Epidemiol 30:399-404. 2002
    ..We then demonstrate their application in the control of confounding through examples of observational and cross-sectional epidemiological studies...
  22. ncbi request reprint Re: effect of periodontal treatment on serum C-reactive protein levels: a systematic review and meta-analysis. Ioannidou E, Malekzadeh T, Dongari-Bagtzoglou A. (2006;77:1635-1642)
    Waranuch Pitiphat
    J Periodontol 78:1184-5; author reply 1186-7. 2007
  23. ncbi request reprint Increased risk of preterm birth among non- smoking, non- alcohol drinking women with maternal periodontitis
    Hang Thi Thu Le
    Department of Epidemiology, Faculty of Public Health, Mahidol University, Bangkok, Thailand
    Southeast Asian J Trop Med Public Health 38:586-93. 2007
    ..Periodontitis was significantly associated with preterm birth (adjusted OR = 4.47, 95%Cl= 2.43, 8.20). These findings suggest that periodontitis may increase the risk of preterm delivery even among women who do not smoke or drink...
  24. ncbi request reprint The association between maternal periodontitis and adverse pregnancy outcomes among poor Chilean women
    Waranuch Pitiphat
    J Dent Res 81:516-7; author reply 517. 2002
  25. ncbi request reprint Can nonstandardized bitewing radiographs be used to assess the presence of alveolar bone loss in epidemiologic studies?
    Anwar T Merchant
    Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
    Community Dent Oral Epidemiol 32:271-6. 2004
    ..To compare periodontitis-associated alveolar bone loss assessment by standardized and nonstandardized radiographs in clinical and epidemiologic studies...