Rajeshwari Sundaram

Summary

Affiliation: National Institutes of Health
Country: USA

Publications

  1. pmc A survival analysis approach to modeling human fecundity
    Rajeshwari Sundaram
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, 6100 Executive Boulevard, Rockville, MD 20852, USA
    Biostatistics 13:4-17. 2012
  2. pmc Trace elements and endometriosis: the ENDO study
    Anna Z Pollack
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Health, 6100 Executive Blvd Rockville, Maryland 20852, United States Electronic address
    Reprod Toxicol 42:41-8. 2013
  3. pmc In utero exposures and endometriosis: the Endometriosis, Natural History, Disease, Outcome (ENDO) Study
    Erin Foran Wolff
    Unit on Reproductive and Regenerative Medicine, Program in Reproductive and Adult Endocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA
    Fertil Steril 99:790-5. 2013
  4. pmc Heavy metals and couple fecundity, the LIFE Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, MD 20852, United States
    Chemosphere 87:1201-7. 2012
  5. pmc Urinary bisphenol A, phthalates, and couple fecundity: the Longitudinal Investigation of Fertility and the Environment (LIFE) Study
    Germaine M Buck Louis
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland Electronic address
    Fertil Steril 101:1359-66. 2014
  6. pmc Bisphenol A and phthalates and endometriosis: the Endometriosis: Natural History, Diagnosis and Outcomes Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, Maryland 20852, USA
    Fertil Steril 100:162-9.e1-2. 2013
  7. pmc Perfluorochemicals and endometriosis: the ENDO study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Health, Rockville, MD 20852, USA
    Epidemiology 23:799-805. 2012
  8. pmc Persistent lipophilic environmental chemicals and endometriosis: the ENDO Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Health, National Institutes of Health, Department of Health and Human Services, Rockville, Maryland 20852, USA
    Environ Health Perspect 120:811-6. 2012
  9. pmc Preconception stress and the secondary sex ratio: a prospective cohort study
    Rebecca J Chason
    Program in Reproductive and Adult Endocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA
    Fertil Steril 98:937-41. 2012
  10. pmc Semen quality and time to pregnancy: the Longitudinal Investigation of Fertility and the Environment Study
    Germaine M Buck Louis
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland Electronic address
    Fertil Steril 101:453-62. 2014

Collaborators

Detail Information

Publications36

  1. pmc A survival analysis approach to modeling human fecundity
    Rajeshwari Sundaram
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, 6100 Executive Boulevard, Rockville, MD 20852, USA
    Biostatistics 13:4-17. 2012
    ..We also provide the code to implement the model in R software in the supplemental section of the supplementary material available at Biostatistics online...
  2. pmc Trace elements and endometriosis: the ENDO study
    Anna Z Pollack
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Health, 6100 Executive Blvd Rockville, Maryland 20852, United States Electronic address
    Reprod Toxicol 42:41-8. 2013
    ..55; 95% CI: 0.31, 0.98), while urinary chromium and copper reflected an increased odds (aOR=1.97; 95% CI: 1.21, 3.19; aOR=2.66; 95% CI: 1.26, 5.64, respectively). The varied associations underscore the need for continued research. ..
  3. pmc In utero exposures and endometriosis: the Endometriosis, Natural History, Disease, Outcome (ENDO) Study
    Erin Foran Wolff
    Unit on Reproductive and Regenerative Medicine, Program in Reproductive and Adult Endocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA
    Fertil Steril 99:790-5. 2013
    ..To assess in utero exposures and the odds of an endometriosis diagnosis...
  4. pmc Heavy metals and couple fecundity, the LIFE Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, MD 20852, United States
    Chemosphere 87:1201-7. 2012
    ..80; 95% CI 0.64, 1.00). This prospective couple based cohort with longitudinal capture of time to pregnancy is suggestive of cadmium and lead's reproductive toxicity at environmentally relevant concentrations...
  5. pmc Urinary bisphenol A, phthalates, and couple fecundity: the Longitudinal Investigation of Fertility and the Environment (LIFE) Study
    Germaine M Buck Louis
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland Electronic address
    Fertil Steril 101:1359-66. 2014
    ..To assess the relationship between environmental chemicals and couple fecundity or time to pregnancy (TTP)...
  6. pmc Bisphenol A and phthalates and endometriosis: the Endometriosis: Natural History, Diagnosis and Outcomes Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, Maryland 20852, USA
    Fertil Steril 100:162-9.e1-2. 2013
    ..To explore the relation between bisphenol A and 14 phthalate metabolites and endometriosis...
  7. pmc Perfluorochemicals and endometriosis: the ENDO study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Health, Rockville, MD 20852, USA
    Epidemiology 23:799-805. 2012
    ..Environmental chemicals may be associated with endometriosis. No published research has focused on the possible role of perfluorochemicals (PFCs) despite their widespread presence in human tissues...
  8. pmc Persistent lipophilic environmental chemicals and endometriosis: the ENDO Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Health, National Institutes of Health, Department of Health and Human Services, Rockville, Maryland 20852, USA
    Environ Health Perspect 120:811-6. 2012
    ..An equivocal literature exists regarding the relation between persistent organochlorine pollutants (POPs) and endometriosis in women, with differences attributed to methodologies...
  9. pmc Preconception stress and the secondary sex ratio: a prospective cohort study
    Rebecca J Chason
    Program in Reproductive and Adult Endocrinology, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, Maryland, USA
    Fertil Steril 98:937-41. 2012
    ..To study the association between salivary stress biomarkers and the secondary sex ratio...
  10. pmc Semen quality and time to pregnancy: the Longitudinal Investigation of Fertility and the Environment Study
    Germaine M Buck Louis
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland Electronic address
    Fertil Steril 101:453-62. 2014
    ..To assess semen parameters and couple fecundity as measured by time to pregnancy (TTP)...
  11. pmc Persistent environmental pollutants and couple fecundity: the LIFE study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Department of Health and Human Services, Rockville, Maryland, USA
    Environ Health Perspect 121:231-6. 2013
    ..Evidence suggesting that persistent environmental pollutants may be reproductive toxicants underscores the need for prospective studies of couples for whom exposures are measured...
  12. pmc Perfluorochemicals and human semen quality: the LIFE study
    Germaine M Buck Louis
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Department of Health and Human Services, Rockville, Maryland, USA
    Environ Health Perspect 123:57-63. 2015
    ..The relation between persistent environmental chemicals and semen quality is evolving, although limited data exist for men recruited from general populations...
  13. pmc Stress reduces conception probabilities across the fertile window: evidence in support of relaxation
    Germaine M Buck Louis
    Division of Epidemiology, Statistics, and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, Maryland 20852, USA
    Fertil Steril 95:2184-9. 2011
    ..To assess salivary stress biomarkers (cortisol and α-amylase) and female fecundity...
  14. doi request reprint Clustering of fecundability within women
    Alexander C McLain
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, MD, USA
    Paediatr Perinat Epidemiol 25:460-5. 2011
    ..Identifying exposures or behaviours that affect TTP may offer strategies for reducing conception delay in future pregnancy attempts...
  15. pmc Prevalence of infertility in the United States as estimated by the current duration approach and a traditional constructed approach
    Marie E Thoma
    Division of Epidemiology, Statistics, and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, MD 20852, USA
    Fertil Steril 99:1324-1331.e1. 2013
    ..To estimate the prevalence of infertility using a current duration approach for comparison with a traditional constructed measure...
  16. pmc Comparing apples and pears: women's perceptions of their body size and shape
    Marie E Thoma
    Division of Epidemiology, Statistics, and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, MD 20892, USA
    J Womens Health (Larchmt) 21:1074-81. 2012
    ..This study aimed to assess the validity of self-reported body size and shape figure drawings when compared to anthropometric measures among reproductive-aged women...
  17. pmc Persistent organochlorine pollutants and menstrual cycle characteristics
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, MD 20852, USA
    Chemosphere 85:1742-8. 2011
    ..15; 95% CI -0.29, -0.00). Select POPs were associated with changes in menstruation underscoring the importance of assessing chemical mixtures for female fecundity...
  18. pmc Designing prospective cohort studies for assessing reproductive and developmental toxicity during sensitive windows of human reproduction and development--the LIFE Study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, NIH, Rockville, MD20852, USA
    Paediatr Perinat Epidemiol 25:413-24. 2011
    ..However, appropriately sized sampling frameworks are critical, given the small percentage of couples contacted found eligible and reportedly planning pregnancy at any point in time...
  19. pmc Preconception maternal and paternal exposure to persistent organic pollutants and birth size: the LIFE study
    Candace A Robledo
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Department of Health and Human Services, Rockville, Maryland, USA
    Environ Health Perspect 123:88-94. 2015
    ..Persistent organic pollutants (POPs) are developmental toxicants, but the impact of both maternal and paternal exposures on offspring birth size is largely unexplored...
  20. doi request reprint Acute and recent air pollution exposure and cardiovascular events at labour and delivery
    Tuija Männistö
    Epidemiology Branch, Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, Maryland, USA Northern Finland Laboratory Centre NordLab, Oulu, Finland Department of Clinical Chemistry, University of Oulu, Oulu, Finland Medical Research Center Oulu, Oulu University Hospital and University of Oulu, Oulu, Finland Department of Chronic Disease Prevention, National Institute for Health and Welfare, Oulu, Finland
    Heart 101:1491-8. 2015
    ..To study the relationship between acute air pollution exposure and cardiovascular events during labour/delivery...
  21. doi request reprint A joint mixed effects dispersion model for menstrual cycle length and time-to-pregnancy
    Alexander C McLain
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, NIH, DHHS, 6100 Executive Boulevard Room 7B05, Rockville, Maryland 20852, USA
    Biometrics 68:648-56. 2012
    ..Our analysis has relevant findings for assessing fecundity...
  22. pmc Women's lifestyle behaviors while trying to become pregnant: evidence supporting preconception guidance
    Kirsten J Lum
    Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, MD, USA
    Am J Obstet Gynecol 205:203.e1-7. 2011
    ..We sought to prospectively measure women's daily cigarette, alcohol, and caffeine use, while attempting pregnancy in relation to intentions to change...
  23. pmc Validity of retrospectively reported behaviors during the periconception window
    Audra L Gollenberg
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland USA
    J Reprod Med 56:130-7. 2011
    ..To assess the validity of retrospectively reported maternal behaviors while attempting pregnancy...
  24. pmc A prospective study of prepregnancy serum concentrations of perfluorochemicals and the risk of gestational diabetes
    Cuilin Zhang
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland Electronic address
    Fertil Steril 103:184-9. 2015
    ..To examine preconception serum concentrations of perfluorooctanoic acid (PFOA) and six other PFCs in relation to gestational diabetes (GDM) risk...
  25. pmc The exposome--exciting opportunities for discoveries in reproductive and perinatal epidemiology
    Germaine M Buck Louis
    Division of Epidemiology, Statistics and Prevention Research, National Institutes of Health, Rockville, MD 20852, USA
    Paediatr Perinat Epidemiol 27:229-36. 2013
    ..Bold new conceptual frameworks such as the exposome are needed for designing research that may lead to discovery and improve population health...
  26. pmc Use of assisted reproductive technology treatment as reported by mothers in comparison with registry data: the Upstate KIDS Study
    Germaine M Buck Louis
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland Electronic address
    Fertil Steril 103:1461-8. 2015
    ..To assess the validity of maternally reported assisted reproductive technologies (ART) use and to identify predictors of reporting errors...
  27. doi request reprint Preconception and early pregnancy air pollution exposures and risk of gestational diabetes mellitus
    Candace A Robledo
    Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Division of Intramural Population Health Research, Epidemiology Branch, Rockville, MD 20892, USA
    Environ Res 137:316-22. 2015
    ..Air pollution has been linked to gestational diabetes mellitus (GDM) but no studies have evaluated impact of preconception and early pregnancy air pollution exposures on GDM risk...
  28. pmc Maternal lipid change in relation to length of gestation: a prospective cohort study with preconception enrollment of women
    S Katherine Laughon
    Epidemiology Branch, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, MD, USA
    Gynecol Obstet Invest 77:6-13. 2014
    ..We sought to investigate the association between preconception serum lipids and their daily rate of change in relation to length of gestation...
  29. pmc Joint modeling of intercourse behavior and human fecundability using structural equation models
    Sungduk Kim
    Biostatistics and Bioinformatics Branch, Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, 6100 Executive Boulevard, Rockville, MD 20852, USA
    Biostatistics 11:559-71. 2010
    ..Finally, we present a detailed analysis of the New York State Angler Cohort Prospective Pregnancy Study to illustrate the proposed methodology...
  30. pmc Incidence of endometriosis by study population and diagnostic method: the ENDO study
    Germaine M Buck Louis
    Division of Epidemiology, Statistics, and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Rockville, Maryland 20852, USA
    Fertil Steril 96:360-5. 2011
    ..To estimate the incidence of endometriosis in an operative cohort of women seeking clinical care and in a matched population cohort to delineate more fully the scope and magnitude of endometriosis in the context of and beyond clinical care...
  31. pmc Induction of labor in a contemporary obstetric cohort
    S Katherine Laughon
    Eunice Kennedy Shriver National Institute of Child Health and Human Development, National Institutes of Health, Bethesda, MD, USA
    Am J Obstet Gynecol 206:486.e1-9. 2012
    ..We sought to describe details of labor induction, including precursors and methods, and associated vaginal delivery rates...
  32. pmc Accounting for length-bias and selection effects in estimating the distribution of menstrual cycle length
    Kirsten J Lum
    Division of Intramural Population Health Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, NIH, DHHS, Rockville, MD 20852, USA and Department of Biostatistics, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD 21205, USA
    Biostatistics 16:113-28. 2015
    ..In addition, we estimate the probability of enrollment and the distribution of menstrual cycle length for the study population of the Longitudinal Investigation of Fertility and the Environment Study. ..
  33. pmc Maternal serum preconception polychlorinated biphenyl concentrations and infant birth weight
    Laurel E Murphy
    Eunice Kennedy Shriver National Institute of Child Health and Human Development, Division of Epidemiology, Statistics and Prevention Research, Rockville, Maryland, USA
    Environ Health Perspect 118:297-302. 2010
    ....
  34. pmc Caffeine consumption and miscarriage: a prospective cohort study
    Anna Z Pollack
    Epidemiology Branch, Division of Epidemiology, Statistics, and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, Maryland 20852, USA
    Fertil Steril 93:304-6. 2010
    ....
  35. pmc Umbilical cord serum cytokine levels and risks of small-for-gestational-age and preterm birth
    Gila I Neta
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, 6100 Executive Blvd, Rockville, MD 20852, USA
    Am J Epidemiol 171:859-67. 2010
    ..31, 1.01). The observations regarding IFN-gamma, which is involved in the activation of adaptive immune responses and regulation of trophoblast function, suggest that IFN-gamma levels at birth may be related to fetal growth restriction...
  36. pmc Validity of self-reported time to pregnancy
    Maureen A Cooney
    Division of Epidemiology, Statistics and Prevention Research, Eunice Kennedy Shriver National Institute of Child Health and Human Development, Rockville, MD 20852, USA
    Epidemiology 20:56-9. 2009
    ..The reliability of retrospective time to pregnancy (TTP) has been established, but its validity has been assessed in only 1 study, which had a short follow-up...