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Metabolic and Bariatric Surgery Clinical Research Initiatives at POWER

Valentina Ivezaj, PhD
Assistant Professor of Psychiatry
Director of Obesity and Bariatric Research Initiatives
Associate Director of Assessment Training and Research

Current Studies: Enrollment Closed

  • Randomized Clinical Trial Testing Two Scalable Internet-Based Weight Loss Treatments Following Bariatric Surgery (call 203-785-7210 for information)
  • Psychosocial and Obesity-Related Outcomes among Diverse Bariatric Surgery Patients

Current Studies: Enrollment Closed

  • Treatment of Loss-of-Control Eating after Bariatric Surgery
  • Body Contouring Following Bariatric Surgery: Effects on Obesity-Related Functional and Psychosocial Impairment
  • An Examination of Body Image following Body Contouring Surgery among Post-Bariatric Surgery Patients

Regional and National Collaborations:

Yale Bariatric/Gastrointestinal Surgery Program

New York University Bellevue Hospital Bariatric Program and Langone Medical Center

  • Psychosocial and Obesity-Related Outcomes among Latinx Adults undergoing Bariatric Surgery
  • Determining Mechanisms and Predictors of Health, Weight, and Metabolic Outcomes in Patients Undergoing Bariatric Surgery: A Longitudinal Study

St. Vincent Bariatrics

  • Weight Attitudes and Behavioral Functioning among Bariatric Surgery Patients: Long Term Follow-Up

Radcliffe Institute for Advanced Study at Harvard University

  • Obesity and Addiction: Can a Complication of Surgery Help Us Understand the Connection?
  • Changes in Alcohol Use after Metabolic and Bariatric Surgery: Predictors and Mechanisms

Bellevue

NYU Langone Health

St. Vincent

Radcliffe Institute for Advanced Study

Select Publications

Carr, M. C., Lawson, J. L., Ivezaj, V., Blomquist, C., Grilo, C. M. Psychometric properties of the Eating Loss of Control Scale among post-bariatric patients. Surgery for Obesity and Related Diseases, In Press.

Lawson, J. L., Wiedemann, A. A., Carr, M. M., Ivezaj, V., Duffy, A. J., Grilo, C. M. Examining sleep quality following sleeve gastric surgery among patients with loss-of-control eating. Obesity Surgery, In Press.

Lydecker, J. A., Ivezaj, V., Grilo, C. M. Secretive eating and binge eating following bariatric surgery. International Journal of Eating Disorders, In Press.

Ivezaj, V., Wiedemann, A. A., & Grilo, C. M. Overvaluation of weight or shape and loss-of-control eating following bariatric surgery. Obesity, 2019, 27:1239-1243.

Ivezaj, V., Fu, E., Lydecker, J. A., Duffy, A. J., Grilo, C. M. Racial comparisons of postoperative weight loss and eating-disorder psychopathology among patients following sleeve gastrectomy surgery. Obesity, 2019, 27:740-745.

Ivezaj, V., Wiedemann, A. A., Lawson, J. L., Grilo, C. M. Food addiction in sleeve gastrectomy patients with loss-of-control eating. Obesity Surgery, 2019, 29:2071-2077.

Ivezaj, V., Barnes, R. D., Cooper, Z., Grilo, C. M. Loss-of-Control Eating after Bariatric/Sleeve Gastrectomy Surgery: Similar to Binge-Eating Disorder Despite Differences in Quantities. General Hospital Psychiatry, 2018, 54:25-30.

Wiedemann, A. A., Ivezaj, V., Grilo, C. M. An examination of emotional and loss-of-control eating after sleeve gastrectomy surgery. Eating Behaviors, 2018, 31:48-52.

Ivezaj, V., Grilo, C. M. The complexity of body image following bariatric surgery: A systematic review of the literature. Obesity Reviews, 2018, 19:1116-1140.

Ivezaj, V., Wiedemann, A. A., Grilo, C. M. Food addiction and bariatric surgery: A systematic review of the literature. Obesity Reviews, 2017, 18:1386-1397.

Ivezaj, V., Stoeckel, L., Avena, N., Benoit, S. C., Conason, A., Davis, J. F., et al. Obesity and addiction: can a complication of surgery help us understand the connection? Obesity Reviews, 2017, 18:765-775.

Ivezaj, V., Kessler, E., Lydecker, J. A., Barnes, R. D., White, M. A., & Grilo, C. M. Loss-of-control eating following sleeve gastrectomy surgery. Surgery for Obesity and Related Diseases, 2017, 13:392-398.

Ivezaj, V., & Grilo, C. M. Accuracy of self-reported height and weight among sleeve gastrectomy patients with disordered eating. Obesity Surgery, 2017, 27:267-270.

Ivezaj, V., Barnes, R. D., & Grilo, C. M. Validity and clinical utility of subtyping by the Beck Depression Inventory in gastric bypass surgery patients. Obesity Surgery, 2016, 26:2068-2073.

Ivezaj, V., & Grilo, C. M. When mood worsens after gastric bypass surgery: characterization of bariatric patients with increases in depressive symptoms following surgery. Obesity Surgery, 2015, 25:423-429.

Upcoming Conference Presentations

ObesityWeek 2019 in Las Vegas, Nevada (11/3/19-11/7/19)

Grilo CM, Ivezaj V, Duffy AJ, Gueorguieva R. A Randomized Controlled Trial of Treatments for Loss-of-Control Eating Following Bariatric Surgery.

Ivezaj V, Lawson J, Jayade M, Davila-Shiau E, Vanegas S, Jay M, Parikh M, Grilo CM. Discrimination and Correlates among Spanish- and/or English-Speaking Latinx Adults Seeking Bariatric Surgery.

Ivezaj V, Lawson JL, Wiedemann AA, Loss A, Duffy AJ, Grilo CM. Functional Impairment Due to Weight and Eating Concerns Following Bariatric Surgery.

Ivezaj V, Lydecker JA, Grilo CM. Language Matters: Patients’ Preferred Terms for Discussing Obesity and Binge Eating with Health Care Providers After Bariatric Surgery.

Ivezaj V, Mitchell J, Brode C, Grilo CM. Disordered Eating After Bariatric Surgery: Clinical and Research Considerations.

Lawson JL, Barnes RB, Ivezaj V, Grilo CM. Fear of Weight Gain and Sensitivity to Weight Gain After Bariatric Surgery.