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Ravi Varadhan

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TOP 3
Stephanie A Kovalchik; Nancy E Poitras; Ravi Varadhan; Sholom Wacholder; Barbara Fetterman; Hormuzd A Katki
A general binomial regression model to estimate standardized risk differences from binary response data.
Tsung Yu; Cynthia M Boyd; Tianjing Li; Ravi Varadhan; Daniela Vollenweider; Milo Puhan
Support of personalized medicine through risk-stratified treatment recommendations - an environmental scan of clinical practice guidelines.
Rita R Kalyani; Ravi Varadhan; CARLOS WEISS; Linda P Fried; Anne R Cappola
Frailty status and altered glucose-insulin dynamics.

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2013: Stephanie A Kovalchik; Nancy E Poitras; Ravi Varadhan; Sholom Wacholder; Barbara Fetterman; Hormuzd A Katki
A general binomial regression model to estimate standardized risk differences from binary response data.
Statistics in medicine 2013;32(5):808-21.
2013: Tsung Yu; Cynthia M Boyd; Tianjing Li; Ravi Varadhan; Daniela Vollenweider; Milo Puhan
Support of personalized medicine through risk-stratified treatment recommendations - an environmental scan of clinical practice guidelines.
BMC medicine 2013;11():7.
2012: Rita R Kalyani; Ravi Varadhan; CARLOS WEISS; Linda P Fried; Anne R Cappola
Frailty status and altered glucose-insulin dynamics.
The journals of gerontology. Series A, Biological sciences and medical sciences 2012;67(12):1300-6.
2012: Qian-Li Xue; Wenliang Yao; Karen Bandeen-Roche; Paulo H M Chaves; Thuy-Tien L Dam; Rita R Kalyani; Thelma J Mielenz; Katherine Ornstein; Arindam RoyChoudhury; CHRISTOPHER SEPLAKI; SARAH SZANTON; Roland Thorpe; Ravi Varadhan; Linda P Fried
Patterns of 12-year change in physical activity levels in community-dwelling older women: can modest levels of physical activity help older women live longer?
American journal of epidemiology 2012;176(6):534-43.
2012: CARLOS WEISS; Ravi Varadhan; Anne R Cappola; Linda P Fried
Resting metabolic rate in old-old women with and without frailty: variability and estimation of energy requirements.
Journal of the American Geriatrics Society 2012;60(9):1695-700.
2012: Rita R Kalyani; Ravi Varadhan; CARLOS WEISS; Linda P Fried; Anne R Cappola
Frailty status and altered dynamics of circulating energy metabolism hormones after oral glucose in older women.
The journal of nutrition, health & aging 2012;16(8):679-86.
2012: CINDY ROY; Richard D Semba; Kai Sun; Ravi Varadhan; Stefania Bandinelli; Jack M Guralnik; Kushang V Patel; Luigi Ferrucci
Circulating selenium and carboxymethyl-lysine, an advanced glycation endproduct, are independent predictors of anemia in older community-dwelling adults.
Nutrition (Burbank, Los Angeles County, Calif.) 2012;28(7-8):762-6.
2012: CARLOS WEISS; Jodi Segal; Ravi Varadhan
Assessing the applicability of trial evidence to a target sample in the presence of heterogeneity of treatment effect.
Pharmacoepidemiology and drug safety 2012;21 Suppl 2():121-9.
2012: Milo Puhan; Sonal Singh; Ravi Varadhan; CARLOS WEISS; Cynthia M Boyd
A framework for organizing and selecting quantitative approaches for benefit-harm assessment.
BMC medical research methodology 2012;12():173.
2012: Kai Sun; Luigi Ferrucci; Linda P Fried; Debra A Schaumberg; Richard D Semba; Ravi Varadhan
Elevated Serum Carboxymethyl-Lysine, an Advanced Glycation End Product, Predicts Severe Walking Disability in Older Women: The Women's Health and Aging Study I.
Journal of aging research 2012;2012():586385.
2011: Ravi Varadhan; CARLOS WEISS; Cynthia M Boyd
The potential for increasing quality and reducing costs.
Annals of internal medicine 2011;155(8):564; author reply 564-5.
2011: Mansi Dalal; Richard D Semba; Kai Sun; Candace Crasto; Ravi Varadhan; Stefania Bandinelli; Jeffrey C Fink; Jack M Guralnik; Luigi Ferrucci
Endogenous secretory receptor for advanced glycation end products and chronic kidney disease in the elderly population.
American journal of nephrology 2011;33(4):313-8.
2010: Richard D Semba; J Beck; Kai Sun; J M Egan; O D Carlson; Ravi Varadhan; Luigi Ferrucci
Relationship of a dominant advanced glycation end product, serum carboxymethyl-lysine, and abnormal glucose metabolism in adults: the Baltimore Longitudinal Study of Aging.
The journal of nutrition, health & aging 2010;14(7):507-13.
2010: Ravi Varadhan; CARLOS WEISS; Jodi Segal; Albert W Wu; Daniel O Scharfstein; Cynthia M Boyd
Evaluating health outcomes in the presence of competing risks: a review of statistical methods and clinical applications.
Medical care 2010;48(6 Suppl):S96-105.
2010: CARLOS WEISS; Helen H Hoenig; Ravi Varadhan; Eleanor M Simonsick; Linda P Fried
Relationships of cardiac, pulmonary, and muscle reserves and frailty to exercise capacity in older women.
The journals of gerontology. Series A, Biological sciences and medical sciences 2010;65(3):287-94.
2009: Linda P Fried; Qian-Li Xue; Anne R Cappola; Luigi Ferrucci; Paulo H M Chaves; Ravi Varadhan; Jack M Guralnik; Sean X Leng; Richard D Semba; Jeremy Walston; Caroline S Blaum; Karen Bandeen-Roche
Nonlinear multisystem physiological dysregulation associated with frailty in older women: implications for etiology and treatment.
The journals of gerontology. Series A, Biological sciences and medical sciences 2009;64(10):1049-57.
2009: Gary S Sorock; Patricia A Quigley; Michelle K Rutledge; Jennifer Taylor; Xianghua Luo; Philip Foulis; Mei-Cheng Wang; Ravi Varadhan; Michele F Bellantoni; Susan P Baker
Central nervous system medication changes and falls in nursing home residents.
Geriatric nursing (New York, N.Y.) 2009;30(5):334-40.
2009: Ravi Varadhan; Paulo H M Chaves; Lewis A Lipsitz; Phyllis K Stein; Jing Tian; B Gwen Windham; Ronald D Berger; Linda P Fried
Frailty and impaired cardiac autonomic control: new insights from principal components aggregation of traditional heart rate variability indices.
The journals of gerontology. Series A, Biological sciences and medical sciences 2009;64(6):682-7.
2009: Richard D Semba; Luigi Ferrucci; Kai Sun; Justine Beck; Mansi Dalal; Ravi Varadhan; Jeremy Walston; Jack M Guralnik; Linda P Fried
Advanced glycation end products and their circulating receptors predict cardiovascular disease mortality in older community-dwelling women.
Aging clinical and experimental research 2009;21(2):182-90.
2009: N Alipanah; Ravi Varadhan; K Sun; Luigi Ferrucci; Linda P Fried; Richard D Semba
Low serum carotenoids are associated with a decline in walking speed in older women.
The journal of nutrition, health & aging 2009;13(3):170-5.
2008: Linda P Fried; Ravi Varadhan; Vilhelm A Bohr
Opinion section on frailty.
Mechanisms of ageing and development 2008;129(11):665.
2008: Ravi Varadhan; CHRISTOPHER SEPLAKI; Qian-Li Xue; Karen Bandeen-Roche; Linda P Fried
Stimulus-response paradigm for characterizing the loss of resilience in homeostatic regulation associated with frailty.
Mechanisms of ageing and development 2008;129(11):666-70.
2008: Justine Beck; Luigi Ferrucci; Kai Sun; Linda P Fried; Ravi Varadhan; Jeremy Walston; Jack M Guralnik; Richard D Semba
Circulating oxidized low-density lipoproteins are associated with overweight, obesity, and low serum carotenoids in older community-dwelling women.
Nutrition (Burbank, Los Angeles County, Calif.) 2008;24(10):964-8.
2008: Paulo H M Chaves; Ravi Varadhan; Lewis A Lipsitz; Phyllis K Stein; B Gwen Windham; Jing Tian; Lee A Fleisher; Jack M Guralnik; Linda P Fried
Physiological complexity underlying heart rate dynamics and frailty status in community-dwelling older women.
Journal of the American Geriatrics Society 2008;56(9):1698-703.
2008: Qian-Li Xue; Karen Bandeen-Roche; Ravi Varadhan; Jing Zhou; Linda P Fried
Initial manifestations of frailty criteria and the development of frailty phenotype in the Women's Health and Aging Study II.
The journals of gerontology. Series A, Biological sciences and medical sciences 2008;63(9):984-90.
2008: Sevil Yasar; J Zhou; Ravi Varadhan; Michelle C Carlson
The use of angiotensin-converting enzyme inhibitors and diuretics is associated with a reduced incidence of impairment on cognition in elderly women.
Clinical pharmacology and therapeutics 2008;84(1):119-26.
2008: Ravi Varadhan; Jeremy Walston; Anne R Cappola; Michelle C Carlson; Gary S Wand; Linda P Fried
Higher levels and blunted diurnal variation of cortisol in frail older women.
The journals of gerontology. Series A, Biological sciences and medical sciences 2008;63(2):190-5.
2008: Margaret Dayhoff-Brannigan; Luigi Ferrucci; Kai Sun; Linda P Fried; Jeremy Walston; Ravi Varadhan; Jack M Guralnik; Richard D Semba
Oxidative protein damage is associated with elevated serum interleukin-6 levels among older moderately to severely disabled women living in the community.
The journals of gerontology. Series A, Biological sciences and medical sciences 2008;63(2):179-83.
2007: Richard D Semba; Luigi Ferrucci; Kai Sun; Jeremy Walston; Ravi Varadhan; Jack M Guralnik; Linda P Fried
Oxidative stress and severe walking disability among older women.
The American journal of medicine 2007;120(12):1084-9.
2007: Richard D Semba; Luigi Ferrucci; Kai Sun; Jeremy Walston; Ravi Varadhan; Jack M Guralnik; Linda P Fried
Oxidative stress is associated with greater mortality in older women living in the community.
Journal of the American Geriatrics Society 2007;55(9):1421-5.
2007: Caitlin Howard; Luigi Ferrucci; Kai Sun; Linda P Fried; Jeremy Walston; Ravi Varadhan; Jack M Guralnik; Richard D Semba
Oxidative protein damage is associated with poor grip strength among older women living in the community.
Journal of applied physiology (Bethesda, Md. : 1985) 2007;103(1):17-20.
2007: Justine Beck; Luigi Ferrucci; Kai Sun; Jeremy Walston; Linda P Fried; Ravi Varadhan; Jack M Guralnik; Richard D Semba
Low serum selenium concentrations are associated with poor grip strength among older women living in the community.
BioFactors (Oxford, England) 2007;29(1):37-44.
2007: Richard D Semba; Ravi Varadhan; Benedetta Bartali; Luigi Ferrucci; Michelle O Ricks; Caroline S Blaum; Linda P Fried
Low serum carotenoids and development of severe walking disability among older women living in the community: the women's health and aging study I.
Age and ageing 2007;36(1):62-7.
2006: Benedetta Bartali; Richard D Semba; Edward A Frongillo; Ravi Varadhan; Michelle O Ricks; Caroline S Blaum; Luigi Ferrucci; Jack M Guralnik; Linda P Fried
Low micronutrient levels as a predictor of incident disability in older women.
Archives of internal medicine 2006;166(21):2335-40.
2006: Dae Hyun Kim; Lewis A Lipsitz; Luigi Ferrucci; Ravi Varadhan; Jack M Guralnik; Michelle C Carlson; Lee A Fleisher; Linda P Fried; Paulo H M Chaves
Association between reduced heart rate variability and cognitive impairment in older disabled women in the community: Women's Health and Aging Study I.
Journal of the American Geriatrics Society 2006;54(11):1751-7.
2004: Yoshinori Fujiwara; Paulo H M Chaves; Ryutaro Takahashi; Hidenori Amano; Shu Kumagai; Koji Fujita; Hiroto Yoshida; Dou Gui Wang; Ravi Varadhan; Hayato Uchida; Shoji Shinkai
Relationships between brachial-ankle pulse wave velocity and conventional atherosclerotic risk factors in community-dwelling people.
Preventive medicine 2004;39(6):1135-42.
2004: CARLOS WEISS; Ravi Varadhan
Risk-treatment paradox in use of statins.
JAMA : the journal of the American Medical Association 2004;292(2):169; author reply 169.
2004: Ravi Varadhan; Constantine E Frangakis
Revealing and addressing length bias and heterogeneous effects in frequency case-crossover studies.
American journal of epidemiology 2004;159(6):596-602.
2002: Constantine E Frangakis; Ravi Varadhan
Confidence intervals for seasonal relative risk with null boundary values.
Epidemiology (Cambridge, Mass.) 2002;13(6):734-7.