Irina Tolstykh, MS
Specialist
Epidemiology & Biostatistics
School of Medicine

Publications (36)

Top publication keywords:
Colonic NeoplasmsCartilage, ArticularLeg Length InequalityOsteoarthritis, HipCancer SurvivorsArthralgiaOsteoarthritis, KneeOsteophyteAsthmaKnee JointCartilage DiseasesRadiographyVitaminsBone CystsSynovitis

• Usefulness of 3D joint space width on weight-bearing CT in comparison with 2D joint space width on radiographs for predicting 24-month worsening of knee osteoarthritis pain and function in the MOST study.
  Osteoarthritis and cartilage 2025 Yoshikawa R, Segal NA, Tolstykh I, Ho M, Anderson DD, Lynch JA, Duryea J, Nevitt MC
• Adherence to World Cancer Research Fund/American Institute for Cancer Research Guidelines and Mortality among Participants with Colorectal Cancer in the MEC.
  Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2025 Asiimwe E, Tolstykh I, Chan JM, Kenfield SA, Wilkens LR, Park SY, Le Marchand L, Huang BZ, Haiman CA, Cheng I, Van Blarigan EL
• Multivitamin Use After Prostate Cancer Diagnosis Is Associated with Lower Risk of Recurrence: A Prospective Cohort Study from the Cancer of the Prostate Strategic Urologic Research Endeavor (CaPSURE).
  European urology oncology 2025 Shee K, Cedars BE, Wang L, Kenfield SA, Cowan JE, Tolstykh I, Langlais CS, Pace WA, Broering JM, Carroll PR, Chan JM, Van Blarigan EL
• Association between gastrointestinal symptoms and specialty care utilization among colon cancer survivors: a cohort study.
  International journal of colorectal disease 2024 Edwards AL, Trang K, Tolstykh IV, Van Blarigan EL, Van Loon K, Laffan A, Stanfield D, Steiding P, Neuhaus J, Atreya CE, Piawah S, Venook AP, Varma MG
• Variety of Fruit and Vegetables and Alcohol Intake are Associated with Gut Microbial Species and Gene Abundance in Colorectal Cancer Survivors.
  The American journal of clinical nutrition 2023 Kyaw TS, Upadhyay V, Tolstykh I, Van Loon K, Laffan A, Stanfield D, Gempis D, Kenfield SA, Chan JM, Piawah S, Atreya CE, Ng K, Venook A, Kidder W, Turnbaugh PJ, Van Blarigan EL

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• Prevalence of intra-articular mineralization on knee computed tomography: the multicenter osteoarthritis study.
  Osteoarthritis and cartilage 2023 Jarraya M, Guermazi A, Liew JW, Tolstykh I, Lynch JA, Aliabadi P, Felson DT, Clancy M, Nevitt M, Lewis CE, Torner J, Neogi T
• Assessing Unique Risk Factors for COVID-19 Complications Among Cancer Patients: A Multi-ethnic Cohort Study.
  Journal of immigrant and minority health 2022 Borno HT, Kim MO, Tolstykh I, Lin A, Hong JC, Yousefi S, Zhang S, McKay RR, Harismendy O, Razavi P, Cinar P, Rugo H, Koshkin VS, Rabow M, Wang C, Bailey A, Small EJ
• Association between adherence to the American Cancer Society Nutrition and Physical Activity Guidelines and stool frequency among colon cancer survivors: a cohort study.
  Journal of cancer survivorship : research and practice 2022 Greenberg AL, Tolstykh IV, Van Loon K, Laffan A, Stanfield D, Steiding P, Kenfield SA, Chan JM, Atreya CE, Piawah S, Kidder W, Venook AP, Van Blarigan EL, Varma MG
• Magnetic Resonance Imaging-Defined Osteoarthritis Features and Anterior Knee Pain in Individuals With, or at Risk for, Knee Osteoarthritis: A Multicenter Study on Osteoarthritis.
  Arthritis care & research 2022 Macri EM, Neogi T, Jarraya M, Guermazi A, Roemer F, Lewis CE, Torner JC, Lynch JA, Tolstykh I, Jafarzadeh SR, Stefanik JJ
• COVID-19 Outcomes Among Patients With Cancer: Observations From the University of California Cancer Consortium COVID-19 Project Outcomes Registry.
  The oncologist 2022 Borno HT, Kim MO, Hong JC, Yousefi S, Lin A, Tolstykh I, Zhang S, McKay RR, Harismendy O, Cinar P, Rugo H, Koshkin VS, Rabow M, Wang C, Bailey A, Small EJ
• Magnetic Resonance Imaging-Assessed Subchondral Cysts and Incident Knee Pain and Knee Osteoarthritis: Data From the Multicenter Osteoarthritis Study.
  Arthritis & rheumatology (Hoboken, N.J.) 2021 Perry TA, O'Neill TW, Tolstykh I, Lynch J, Felson DT, Arden NK, Nevitt MC
• Cross-sectional and longitudinal reliability of semiquantitative osteoarthritis assessment at 1.0T extremity MRI: Multi-reader data from the MOST study.
  Osteoarthritis and cartilage open 2021 Crema MD, Roemer FW, Nevitt MC, Felson DT, Marra MD, Lynch JA, Tolstykh I, Lewis CE, Torner J, Guermazi A
• Relation of Patellofemoral Joint Alignment, Morphology, and Radiographic Osteoarthritis to Frequent Anterior Knee Pain: Data from the Multicenter Osteoarthritis Study.
  Arthritis care & research 2020 Macri EM, Neogi T, Tolstykh I, Widjajahakim R, Lewis CE, Torner JC, Nevitt MC, Roux M, Stefanik JJ
• The Association of Parity with Greater Dynamic Pronation of the Feet.
  PM & R : the journal of injury, function, and rehabilitation 2020 Heronemus MJ, Rabe K, Tolstykh I, Gross KD, Wise BL, Nevitt MC, Lewis CE, Hillstrom HJ, Segal NA, MOST Study Group
• Phenylalanine Is a Novel Marker for Radiographic Knee Osteoarthritis Progression: The MOST Study.
  The Journal of rheumatology 2020 Zhai G, Sun X, Randell EW, Liu M, Wang N, Tolstykh I, Rahman P, Torner J, Lewis CE, Nevitt MC, Guermazi A, Roemer F, Felson DT
• Association of Diabetes Mellitus and Biomarkers of Abnormal Glucose Metabolism With Incident Radiographic Knee Osteoarthritis.
  Arthritis care & research 2020 Rogers-Soeder TS, Lane NE, Walimbe M, Schwartz AV, Tolstykh I, Felson DT, Lewis CE, Segal NA, Nevitt MC, Multicenter Osteoarthritis (MOST) Study Group
• Association of Varus Knee Thrust During Walking With Worsening Western Ontario and McMaster Universities Osteoarthritis Index Knee Pain: A Prospective Cohort Study.
  Arthritis care & research 2019 Wink AE, Gross KD, Brown CA, Lewis CE, Torner J, Nevitt MC, Tolstykh I, Sharma L, Felson DT
• Brief Report: Leg Length Inequality and Hip Osteoarthritis in the Multicenter Osteoarthritis Study and the Osteoarthritis Initiative.
  Arthritis & rheumatology (Hoboken, N.J.) 2018 Kim C, Nevitt M, Guermazi A, Niu J, Clancy M, Tolstykh I, Jungmann PM, Lane NE, Segal NA, Harvey WF, Lewis CE, Felson DT
• Symptoms of Knee Instability as Risk Factors for Recurrent Falls.
  Arthritis care & research 2016 Nevitt MC, Tolstykh I, Shakoor N, Nguyen US, Segal NA, Lewis C, Felson DT, Multicenter Osteoarthritis Study Investigators
• Association of hip pain with radiographic evidence of hip osteoarthritis: diagnostic test study.
  BMJ (Clinical research ed.) 2015 Kim C, Nevitt MC, Niu J, Clancy MM, Lane NE, Link TM, Vlad S, Tolstykh I, Jungmann PM, Felson DT, Guermazi A
• Risk adjustment for health care financing in chronic disease: what are we missing by failing to account for disease severity?
  Medical care 2013 Omachi TA, Gregorich SE, Eisner MD, Penaloza RA, Tolstykh IV, Yelin EH, Iribarren C, Dudley RA, Blanc PD
• Vitamin K deficiency is associated with incident knee osteoarthritis.
  The American journal of medicine 2013 Misra D, Booth SL, Tolstykh I, Felson DT, Nevitt MC, Lewis CE, Torner J, Neogi T
• Adult asthma and risk of coronary heart disease, cerebrovascular disease, and heart failure: a prospective study of 2 matched cohorts.
  American journal of epidemiology 2012 Iribarren C, Tolstykh IV, Miller MK, Sobel E, Eisner MD
• Asthma and the prospective risk of anaphylactic shock and other allergy diagnoses in a large integrated health care delivery system.
  Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology 2010 Iribarren C, Tolstykh IV, Miller MK, Eisner MD
• Socioeconomic status, race and COPD health outcomes.
  Journal of epidemiology and community health 2009 Eisner MD, Blanc PD, Omachi TA, Yelin EH, Sidney S, Katz PP, Ackerson LM, Sanchez G, Tolstykh I, Iribarren C
• COPD as a systemic disease: impact on physical functional limitations.
  The American journal of medicine 2008 Eisner MD, Blanc PD, Yelin EH, Sidney S, Katz PP, Ackerson L, Lathon P, Tolstykh I, Omachi T, Byl N, Iribarren C
• Risk factors for death in adults with severe asthma.
  Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology 2008 Omachi TA, Iribarren C, Sarkar U, Tolstykh I, Yelin EH, Katz PP, Blanc PD, Eisner MD
• Pulmonary function and the risk of functional limitation in chronic obstructive pulmonary disease.
  American journal of epidemiology 2008 Eisner MD, Iribarren C, Yelin EH, Sidney S, Katz PP, Ackerson L, Lathon P, Tolstykh I, Omachi T, Byl N, Blanc PD
• Community-level social capital and recurrence of acute coronary syndrome.
  Social science & medicine (1982) 2008 Scheffler RM, Brown TT, Syme L, Kawachi I, Tolstykh I, Iribarren C
• Effect of race on asthma management and outcomes in a large, integrated managed care organization.
  Archives of internal medicine 2007 Erickson SE, Iribarren C, Tolstykh IV, Blanc PD, Eisner MD
• Body composition and functional limitation in COPD.
  Respiratory research 2007 Eisner MD, Blanc PD, Sidney S, Yelin EH, Lathon PV, Katz PP, Tolstykh I, Ackerson L, Iribarren C
• Sex and racial/ethnic disparities in outcomes after acute myocardial infarction: a cohort study among members of a large integrated health care delivery system in northern California.
  Archives of internal medicine 2005 Iribarren C, Tolstykh I, Somkin CP, Ackerson LM, Brown TT, Scheffler R, Syme L, Kawachi I
• The impact of allergy and pulmonary specialist care on emergency asthma utilization in a large managed care organization.
  Health services research 2005 Erickson S, Tolstykh I, Selby JV, Mendoza G, Iribarren C, Eisner MD
• Intensive care unit admission for asthma: a marker for severe disease.
  The Journal of asthma : official journal of the Association for the Care of Asthma 2005 Eisner MD, Boland M, Tolstykh I, Mendoza G, Iribarren C
• Are patients with asthma at increased risk of coronary heart disease?
  International journal of epidemiology 2004 Iribarren C, Tolstykh IV, Eisner MD
• Breast vascular calcification and risk of coronary heart disease, stroke, and heart failure.
  Journal of women's health (2002) 2004 Iribarren C, Go AS, Tolstykh I, Sidney S, Johnston SC, Spring DB