Samantha Nikirk

ORCID: 0000-0003-2217-2068
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About
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Research Areas
  • Liver Disease and Transplantation
  • Liver Disease Diagnosis and Treatment
  • Neonatal Respiratory Health Research
  • Neonatal and fetal brain pathology
  • Drug-Induced Hepatotoxicity and Protection
  • Optimism, Hope, and Well-being
  • Infant Development and Preterm Care
  • Chronic Kidney Disease and Diabetes
  • Dialysis and Renal Disease Management
  • Neonatal Health and Biochemistry
  • Viral gastroenteritis research and epidemiology
  • Pain Mechanisms and Treatments
  • Thermoregulation and physiological responses
  • Family Caregiving in Mental Illness
  • Acute Kidney Injury Research
  • Global Health Care Issues
  • Heart Rate Variability and Autonomic Control
  • Hepatitis C virus research
  • Health Systems, Economic Evaluations, Quality of Life
  • Pharmacological Effects of Natural Compounds
  • Hepatitis Viruses Studies and Epidemiology
  • Fibromyalgia and Chronic Fatigue Syndrome Research
  • Organ Transplantation Techniques and Outcomes
  • Congenital Diaphragmatic Hernia Studies
  • COVID-19 and Mental Health

University of Michigan–Ann Arbor
2019-2025

Michigan Medicine
2024

Yahoo (United Kingdom)
2023

University of Washington
2021-2022

Hepatic encephalopathy (HE) is associated with marked increases in morbidity and mortality for patients cirrhosis. We aimed to determine the risk of predictors HE contemporary patients.We prospectively enrolled 294 subjects Child A-B (70% A) cirrhosis portal hypertension without previous from July 2016 August 2018. The primary outcome was development overt (grade >2). assessed predictive power model end-stage liver disease-sodium (MELD-Na) score, Inhibitory Control Test, Sickness Impact...

10.14309/ajg.0000000000000762 article EN The American Journal of Gastroenterology 2020-08-06
Phuong T. Vu Robin K. Ohls Dennis E. Mayock Kendell German Bryan A. Comstock and 95 more Patrick J. Heagerty Sandra E. Juul Rajan Wadhawan Sherry E. Courtney Tonya Robinson Kaashif A. Ahmad Ellen Bendel‐Stenzel Mariana Baserga Edmund F. LaGamma L. Corbin Downey Raghavendra Rao Nancy Fahim Andrea Lampland Ivan D. Frantz Janine Y. Khan Michael Weiss Maureen Gilmore Nishant Srinivasan Jorge Perez Victor McKay Billy Thomas Nahed O. ElHassan Sarah B. Mulkey Vivek K. Vijayamadhavan Neil Mulrooney Bradley A. Yoder Jordan S. Kase Jennifer Check Semsa Gogcu Erin Osterholm Sara E. Ramel Catherine M. Bendel Cheryl A. Gale T. Neville George Michael Georgieff Tate Gisslen Sixto F. Guiang Dana E. Johnson K. Pfister Heather Podgorski Kari E. Roberts Erin C. Stepka Melissa L. Engel Heidi Kamrath Johannah M. Scheurer Angela Hanson Katherine M. Satrom Elizabeth Zorn Camilia R. Martin Deirdre O’Reilly Nicolas Porta Raye‐Ann de Regnier Catalina Bazacliu Frances J. Northington Raul Chavez‐Valdez Patel Saurabhkumar Magaly Diaz-Barbosa Amy Silvia Bailey Clopp John Feltner Isabella Esposito Stephanie Hauge Samantha Nikirk Debbie Ott Ariana Franco Mora Pamela Hedrick Vicki Flynn Andrea Purnell Emilie Loy Natalie Sikes Melanie Mason Jana McConnell Tiffany Brown Henry Harrison Denise J. Pearson Tammy Drake Jocelyn H. Wright Debra Walden Annette Guy Jennifer Nason Morgan Talbot Kristen Lee Sarah Penny Terri Boles Melanie Drummond Katy Kohlleppel Charmaine Kathen Brian Kaletka Shania Gonzales Cathy Worwa Molly Fisher Tyler Richter Alexander Ginder Brixen Reich Carrie A. Rau

10.1038/s41390-020-01273-w article EN Pediatric Research 2021-01-11

Background and Aims: Poor patient-reported outcomes (PROs) are common in cirrhosis, including poor sleep health-related quality of life (HRQOL). HE is a major driver PROs. Many clinicians initiate lactulose therapy to address PRO-triggered therapy, however, has not been studied till date. Methods: We conducted 28-day randomized trial crystalline (20 g BID) compared with no HE-directed 52 patients portal hypertension, prior HE, high Work Productivity Activity Impairment scores (0–10)...

10.1097/hep.0000000000000408 article EN Hepatology 2023-04-17

Introduction: Falls are a major threat to the well-being of patients with cirrhosis. We performing clinical trial determine whether lactulose, TeleTai-Chi, or their combination will reduce falls in HE and improve health-related quality life (HRQOL) among Methods Analysis: Patients cirrhosis portal hypertension without be enrolled 3 US states followed participants for 24 weeks. In stage 1 (12 wk), randomized receive either lactulose therapy enhanced usual care. 2 TeleTai-Chi The primary...

10.1097/hc9.0000000000000626 article EN cc-by-nc-nd Hepatology Communications 2025-02-19
David J. Askenazi Patrick J. Heagerty Robert H. Schmicker Patrick D. Brophy Sandra E. Juul and 95 more Stuart L. Goldstein Sangeeta Hingorani Sandra E. Juul Bryan A. Comstock Rajan Wadhawan Dennis E. Mayock Sherry E. Courtney Tonya Robinson Kaashif A. Ahmad Ellen Bendel‐Stenzel Mariana Baserga Edmund F. LaGamma L. Corbin Downey Raghavendra Rao Nancy Fahim Andrea Lampland Ivan D. Frantz Janine Y. Khan Michael Weiss Maureen Gilmore Robin K. Ohls Nishant Srinivasan Jorge Perez Victor McKay Phuong T. Vu Patrick J. Heagerty Billy Thomas Nahed O. ElHassan Sarah B. Mulkey Philip Dydynski Vivek K. Vijayamadhavan Neil Mulrooney Bradley A. Yoder Jordan S. Kase Jennifer Check Semsa Gogcu Erin Osterholm Sara E. Ramel Catherine M. Bendel Cheryl A. Gale T. Neville George Michael Georgieff Tate Gisslen Sixto F. Guiang Anne M. Hall Dana E. Johnson K. Pfister Heather Podgorski Kari E. Roberts Erin C. Stepka Melissa L. Engel Heidi Kamrath Johannah M. Scheurer Angela Hanson Katherine M. Satrom Susan Pfister Ann Simones Erin Plummer Elizabeth Zorn Camilia R. Martin Deirdre O’Reilly Nicolas Porta Catalina Bazacliu Jonathan Williams Dhanashree Rajderkar Frances J. Northington Raul Chavez‐Valdez Sandra Sundquist Beauman Patel Saurabhkumar Magaly Diaz-Barbosa Arturo Serize Jorge Jordán Debbie Ott Ariana Franco Mora Pamela Hedrick Vicki Flynn Amy Silvia Bailey Clopp John Feltner Isabella Esposito Stephanie Hauge Samantha Nikirk Andrea Purnell Emilie Loy Natalie Sikes Melanie Mason Jana McConnell Tiffany Brown Henry Harrison Denise J. Pearson Tammy Drake Jocelyn H. Wright Debra Walden Annette Guy Jennifer Nason

10.1016/j.jpeds.2021.01.031 article EN The Journal of Pediatrics 2021-01-20

Caregivers for patients with cirrhosis face immense physical and psychological strain that negatively impact quality of life ability to care oneself. The aim is explore the caregiver experience cirrhosis, identify prominent stressors, understand multidimensional contributors burden, help tailor effective interventions. caregivers 25 decompensated underwent semistructured in-person interviews completed written exercises targeting emotional disclosure or resilience training were analyzed...

10.1002/hep4.2030 article EN cc-by-nc-nd Hepatology Communications 2022-07-06
Sandra E. Juul Thomas R. Wood Bryan A. Comstock Krystle Perez Semsa Gogcu and 95 more Mihai Puia‐Dumitrescu Sara K. Berkelhamer Patrick J. Heagerty Kaashif A. Ahmad Mariana Baserga Ellen Bendel‐Stenzel Sherry E. Courtney L. Corbin Downey Nancy Fahim Ivan D. Frantz Maureen Gilmore Janine Y. Khan Edmund F. LaGamma Andrea Lampland Jean Lowe Dennis E. Mayock Victor McKay Robin K. Ohls Jorge Perez Raghavendra Rao Tonya Robinson Nishant Srinivasan Rajan Wadhawan Michael Weiss Billy Thomas Nahed O. ElHassan Sarah B. Mulkey Vivek K. Vijayamadhavan Neil Mulrooney Bradley A. Yoder Jordan S. Kase Jennifer Check Erin Osterholm T. Neville George Michael Georgieff Camilia R. Martin Deirdre O’Reilly Raye‐Ann deRegnier Nicolas Porta Catalina Bazacliu Frances J. Northington Raul Chavez‐Valdez Patel Saurabhkumar Magaly Diaz-Barbosa Arturo Serize Jorge Jordán John A. Widness Adam L. Hartman Roberta A. Ballard Michael O’Shea Christopher Nefcy Mark A. Konodi Phuong T. Vu John Feltner Isabella Esposito Stephanie Hauge Samantha Nikirk Amy Silvia Bailey Clopp Debbie Ott Ariana Franco Mora Pamela Hedrick Vicki Flynn Andrea Wyatt Emilie Loy Natalie Sikes Melanie Mason Jana McConnell Tiffany Brown Henry Harrison Denise J. Pearson Tammy Drake Jocelyn H. Wright Debra Walden Annette Guy Jennifer Nason Morgan Talbot Kristen Lee Sarah Penny Terri Boles Melanie Drummond Katy Kohlleppel Charmaine Kathen Brian Kaletka Shania Gonzales Cathy Worwa Molly Fisher Tyler Richter Alexander Ginder Brixen Reich Carrie A. Rau Manndi C. Loertscher Laura Cole Kandace M. McGrath Kimberlee Weaver Lewis

<h3>Importance</h3> Understanding why and how extremely preterm infants die is important for practitioners caring these infants. <h3>Objective</h3> To examine risk factors, causes, timing, circumstances of death in a modern cohort <h3>Design, Setting, Participants</h3> A retrospective review enrolled the Preterm Erythropoietin Neuroprotection Trial between December 13, 2013, September 26, 2016, was conducted. total 941 born 24 0/7 27 6/7 weeks gestation at 19 US sites comprising 30 neonatal...

10.1001/jamanetworkopen.2021.46404 article EN cc-by-nc-nd JAMA Network Open 2022-02-07

Abstract Background Muscle cramps are common among persons with cirrhosis and associated poor health‐related quality of life (HRQOL). Treatment options limited. We compared stretching or meditation in a randomized‐controlled trial (RCT). Patients enrolled 98 patients history &gt;4 muscle the prior month from 7/22–7/23. randomized 1:1 to versus for 35 days. Our primary outcome was change cramp severity measured by visual analogue scale (VAS‐cramps, scaled 0–10). Secondary outcomes included...

10.1111/liv.16007 article EN cc-by-nc-nd Liver International 2024-06-11

Cost-effectiveness analysis depends on generalizable health-state utilities. Unfortunately, the available utilities for cirrhosis are dated, may not reflect contemporary patients, and do capture impact of symptoms. We aimed to determine cirrhosis, using both standard gamble (SG) visual analog scale (VAS). prospectively enrolled 305 patients. Disease severity (Child-Pugh [Child] class, Model End-Stage Liver with sodium [MELD-Na] scores), symptom burden (sleep quality, cramps, falls,...

10.1002/hep4.1512 article EN cc-by-nc-nd Hepatology Communications 2020-04-02

Cognitive dysfunction is a major driver of care complexity, poor patient-reported outcomes, and frailty for people with cirrhosis. The performance clinical associations the animal naming test (ANT) in general population are unknown. We evaluated ANT representative sample older Americans without chronic liver disease (CLD).We analyzed 6,661 subjects enrolled 2010-2016 Health Retirement Survey, cohort >30,000 US adults. Average age participants was 75 years. 3 subject subgroups: (i) CLD, (ii)...

10.14309/ctg.0000000000000447 article EN cc-by-nc-nd Clinical and Translational Gastroenterology 2022-01-01

Abstract Background and Aims Multiple medications are associated with an increased risk of incident hepatic encephalopathy. Despite this known risk, such as opioids, benzodiazepines, gabapentin/pregabalin, and/or proton pump inhibitors increasingly prescribed to persons cirrhosis. Deprescribing is a promising intervention reduce the burden Given that deprescribing has not been trialed in cirrhosis, we evaluated barriers facilitators safe successful Methods We conducted, transcribed, analyzed...

10.1177/2050640620975224 article EN cc-by-nc-nd United European Gastroenterology Journal 2020-11-23

Ascites is a costly, morbid complication of cirrhosis. Although low-sodium diet central to the clinical management ascites, its efficacy limited by poor adherence. We aimed determine feasibility and impact medically tailored meals (MTM) intervention.

10.1093/gastro/goaa059 article EN cc-by Gastroenterology report 2020-08-26
Dennis E. Mayock Semsa Gogcu Mihai Puia‐Dumitrescu Dennis Shaw Jason N. Wright and 95 more Bryan A. Comstock Patrick J. Heagerty Sandra E. Juul Rajan Wadhawan Sherry E. Courtney Tonya Robinson Kaashif A. Ahmad Ellen Bendel‐Stenzel Mariana Baserga Edmund F. LaGamma L. Corbin Downey Raghavendra Rao Nancy Fahim Andrea Lampland Ivan D. Frantz Janine Y. Khan Michael Weiss Maureen Gilmore Robin K. Ohls Jean Lowe Nishant Srinivasan Jorge Perez Victor McKay Billy Thomas Nahed O. ElHassan Sarah B. Mulkey Vivek K. Vijayamadhavan Neil Mulrooney Bradley A. Yoder Jordan S. Kase Jennifer Check Erin Osterholm T. Neville George Michael Georgieff Camilia R. Martin Deirdre O’Reilly Raye‐Ann deRegnier Nicolas Porta Catalina Bazacliu Frances J. Northington Raul Chavez‐Valdez Patel Saurabhkumar Magaly Diaz-Barbosa Todd L. Richards John Feltner Isabella Esposito Stephanie Hauge Samantha Nikirk Amy Silvia Bailey Clopp Debbie Ott Ariana Franco Mora Pamela Hedrick Vicki Flynn Andrea Wyatt Emilie Loy Natalie Sikes Melanie Mason Jana McConnell Tiffany Brown Henry Harrison Denise J. Pearson Tammy Drake Jocelyn H. Wright Debra Walden Annette Guy Jennifer Nason Morgan Talbot Kristen Lee Sarah Penny Terri Boles Melanie Drummond Katy Kohlleppel Charmaine Kathen Brian Kaletka Shania Gonzales Cathy Worwa Molly Fisher Tyler Richter Alexander Ginder Brixen Reich Carrie A. Rau Manndi C. Loertscher Laura Cole Kandace M. McGrath Kimberlee Weaver Lewis Jill Burnett Susan T. Schaefer Karie Bird Clare Giblin Rita Daly Kristi Lanier Kelly Warden Jenna Wassenaar Jensina Ericksen

10.1016/j.jpeds.2021.08.040 article EN The Journal of Pediatrics 2021-08-26
Melissa Rae Garcia Bryan A. Comstock Ravi M. Patel Veeral N. Tolia Cassandra D. Josephson and 95 more Michael Georgieff Raghavendra Rao Sarah E. Monsell Sandra E. Juul Kaashif A. Ahmad Dennis E. Mayock Rajan Wadhawan Sherry E. Courtney Tonya Robinson Ellen Bendel‐Stenzel Mariana Baserga Edmund F. LaGamma L. Corbin Downey Nancy Fahim Andrea Lampland Ivan D. Frantz Janine Y. Khan Michael Weiss Maureen Gilmore Robin K. Ohls Jean Lowe Nishant Srinivasan Jorge Perez Victor McKay Billy Thomas Nahed O. ElHassan Sarah B. Mulkey Vivek K. Vijayamadhavan Neil Mulrooney Bradley A. Yoder Jordan S. Kase Jennifer Check Semsa Gogcu Erin Osterholm T. Neville George Michael Georgieff Camilia R. Martin Deirdre O’Reilly Raye‐Ann deRegnier Nicolas Porta Catalina Bazacliu Frances J. Northington Raul Chavez‐Valdez Patel Saurabhkumar Magaly Diaz-Barbosa John Feltner Isabella Esposito Stephanie Hauge Samantha Nikirk Amy Silvia Bailey Clopp Debbie Ott Ariana Franco Mora Pamela Hedrick Vicki Flynn Andrea Wyatt Emilie Loy Natalie Sikes Melanie Mason Jana McConnell Tiffany Brown Henry Harrison Denise J. Pearson Tammy Drake Jocelyn H. Wright Debra Walden Annette Guy Jennifer Nason Morgan Talbot Kristen Lee Sarah Penny Terri Boles Melanie Drummond Katy Kohlleppel Charmaine Kathen Brian Kaletka Shania Gonzales Cathy Worwa Molly Fisher Tyler Richter Alexander Ginder Brixen Reich Carrie A. Rau Manndi C. Loertscher Laura Cole Kandace M. McGrath Kimberlee Weaver Lewis Jill Burnett Susan T. Schaefer Karie Bird Clare Giblin Rita Daly Kristi Lanier Kelly Warden Jenna Wassenaar

10.1038/s41390-022-02160-2 article EN Pediatric Research 2022-06-20
Sangeeta Hingorani Robert H. Schmicker Brian Halloran Patrick D. Brophy Patrick J. Heagerty and 95 more Sandra E. Juul Stuart L. Goldstein David J. Askenazi Billy Thomas Nahed O. ElHassan Sarah B. Mulkey Philip Dydynski Vivek K. Vijayamadhavan Neil Mulrooney Bradley A. Yoder Jordan S. Kase Jennifer Check Semsa Gogcu Erin Osterholm Sara E. Ramel Catherine M. Bendel Cheryl A. Gale T. Neville George Michael Georgieff Tate Gisslen Sixto F. Guiang Anne M. Hall Dana E. Johnson K. Pfister Heather Podgorski Kari E. Roberts Erin C. Stepka Melissa L. Engel Heidi Kamrath Johannah M. Scheurer Angela Hanson Katherine M. Satrom Susan Pfister Ann Simones Erin Plummer Elizabeth Zorn Camilia R. Martin Deirdre O’Reilly Nicolas Porta Catalina Bazacliu Jonathan Williams Dhanashree Rajderkar Frances J. Northington Raul Chavez‐Valdez Sandra Sundquist Beauman Patel Saurabhkumar Magaly Diaz-Barbosa Arturo Serize Jorge Jordán Debbie Ott Ariana Franco Mora Pamela Hedrick Vicki Flynn Amy Silvia Bailey Clopp John Feltner Isabella Esposito Stephanie Hauge Samantha Nikirk Andrea Purnell Emilie Loy Natalie Sikes Melanie Mason Jana McConnell Tiffany Brown Henry Harrison Denise J. Pearson Tammy Drake Jocelyn H. Wright Debra Walden Annette Guy Jennifer Nason Morgan Talbot Kristen Lee Sarah Penny Terri Boles Melanie Drummond Katy Kohlleppel Charmaine Kathen Brian Kaletka Shania Gonzales Cathy Worwa Molly Fisher Tyler Richter Alexander Ginder Brixen Reich Carrie A. Rau Manndi C. Loertscher Laura Bledsoe Kandace M. McGrath Kimberlee Weaver Lewis Jill Burnett Susan T. Schaefer Karie Bird Clare Giblin

10.1053/j.ajkd.2023.09.008 article EN American Journal of Kidney Diseases 2023-11-04
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