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J

John T. Farrar

University of Pennsylvania

85H-index
383Paper Count
4.4WCitation Count
Published Papers 136
Publication Date
Duration of clinically meaningful improvement in pain as a patient-centered endpoint in acute pain trials
errPain
IF5.5
err2026-06-22
err0
PREAI
errMiller, Christopher J.a; DeLorey, Iana; Bilker, Warren B.a; Argoff, Charles E.b; Bell, Russell L.c; Gewandter, Jennifer S.d; Gilron, Iane, f, g, h; Haythornthwaite, Jennifer A.i; McWilliams, Taraa; Theken, Katherine N.j; Farrar, John T.a
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Rate of biopsy prior to resection among patients with high-grade glioma: a nationwide database analysis
err2026-02-01
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PREAI
errHoward, Susanna D.; Liu, Tony; Hsu, Jesse Y.; Zhang, Daniel; Farrar, John T.; Jackson, Christina; Bagley, Stephen J.
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Risk Factors for Fatigue in Adults Receiving Maintenance Hemodialysis Who Have Chronic Pain: A Secondary Analysis of the HOPE Consortium Trial
err2025-12-15
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errOAAI
errMary F. Hannan; Michael J. Fischer; Jesse Hsu; Alana D. Steffen; Feiyi Sun; Kerri L. Cavanaugh; Laura M. Dember; John Farrar; Manisha Jhamb; Paul L. Kimmel; Mark B. Lockwood; Sagar U. Nigwekar; Rebecca Schmidt; Jennifer L. Steel; Mark Unruh; Ardith Z. Doorenbos
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Predictors of successful initiation of buprenorphine in enriched enrollment randomized withdrawal clinical trials in both opioid experienced and naïve participants: a participant-level meta-analysis
err2025-06-05
err0
errOAAI
errConroy, Andrewa; Bilker, Warren B.a; Miller, Christopher J.a; Argoff, Charles E.b; Bell, Russellc; Haythornthwaite, Jenniferd; Gewandter, Jennifer S.e; Gilron, Ianf; Theken, Katherine N.g; Farrar, John T.a
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Towards precision medicine in clinical trials for the treatment of urologic chronic pelvic pain syndrome: lessons from the MAPP Research Network
err2025-04-30
err0
PREAI
errShields, Alisa J. Stephens; Clemens, J. Quentin; Pontari, Michel A.; Lai, H. Henry; Moldwin, Robert; Williams, David A.; Bradley, Catherine S.; Farrar, John T.; Landis, J. Richard; Mullins, Chris; Naliboff, Bruce D.; Walker, Stephen J.; Yang, Claire C.; Clauw, Daniel J.
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Prevalence and risk factors for the development of chronic postoperative pain after cataract surgery in the Age-related Eye Disease Study (AREDS)
err2025-03-01
err0
errOAAI
errSayegh, Rony R.; Vitale, Susan; Agron, Elvira; Farrar, John T.; Asbell, Penny A.; Chew, Emily Y.
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Widespread pain phenotypes impact treatment efficacy results in randomized clinical trials for interstitial cystitis/bladder pain syndrome: a Multidisciplinary Approach to the Study of Chronic Pelvic Pain network study
errPAIN
IF5.5
err2025-02-18
err3
errOAAI
errFarrar, John T.; Locke, Kenneth T.; Clemens, J. Quentin; Griffith, James W.; Harte, Steven E.; Kreder, Karl J.; Krieger, John N.; Lai, H. Henry; Moldwin, Robert M.; Mullins, Chris; Naliboff, Bruce D.; Pontari, Michel A.; Rodriguez, Larissa V.; Schaeffer, Anthony J.; Schrepf, Andrew; Stephens-Shields, Alisa; Taple, Bayley J.; Williams, David A.; Landis, J. Richard
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Methods for pragmatic randomized clinical trials of pain therapies: IMMPACT statement
errPAIN
IF5.5
err2024-05-03
err0
errOAAI
errHohenschurz-Schmidt, David; Cherkin, Dan; Rice, Andrew S. C.; Dworkin, Robert H.; Turk, Dennis C.; Mcdermott, Michael P.; Bair, Matthew J.; Debar, Lynn L.; Edwards, Robert R.; Evans, Scott R.; Farrar, John T.; Kerns, Robert D.; Rowbotham, Michael C.; Wasan, Ajay D.; Cowan, Penney; Ferguson, Mckenzie; Freeman, Roy; Gewandter, Jennifer S.; Gilron, Ian; Grol-Prokopczyk, Hanna; Iyengar, Smriti; Kamp, Cornelia; Karp, Barbara I.; Kleykamp, Bethea A.; Loeser, John D.; Mackey, Sean; Malamut, Richard; Mcnicol, Ewan; Patel, Kushang V.; Schmader, Kenneth; Simon, Lee; Steiner, Deborah J.; Veasley, Christin; Vollert, Jan
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Association between systemic medication use and severity of dry eye signs and symptoms in the DRy eye assessment and management (DREAM) study
err2024-04-01
err4
PREAI
errGuo, Michelle; Diaz, Gabriela M.; Yu, Yinxi; Patel, Chandani A.; Farrar, John T.; Asbell, Penny A.; Ying, Gui-Shuang
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Patient headache questionnaires can improve headache diagnosis and treatment in children
err2023-11-17
err3
errOAAI
errSzperka, Christina L.; Witzman, Stephanie; Ostapenko, Svetlana; Farrar, John T.; Hsu, Jesse Yenchih; Malavolta, Carrie P.; Bunney, Janille D.; Bange, Erin M.; Patterson Gentile, Carlyn; Velasquez, Gerardo; Marquez de Prado, Blanca; Cosico, Mahgenn; Lee, Meyeon; Pojomovsky McDonnell, Pamela; Prelack, Marisa S.; Chadehumbe, Madeline A.; Stephenson, Donna J.; Kichula, Elizabeth A.; Tomaine, Scott C.; Hershey, Andrew D.
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Unique characteristics of end-of-life hospitalizations in Parkinson disease
err2023-10-12
err1
errOAAI
errAamodt, Whitley W.; Dahodwala, Nabila; Bilker, Warren B.; Farrar, John T.; Willis, Allison W.
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Clinically Important Differences for Pain and Urinary Symptoms in Urological Chronic Pelvic Pain Syndrome: A MAPP Network Study
err2023-06-01
err27
errOAAI
errStephens-Shields, Alisa J.; Lai, H. Henry; Landis, J. Richard; Kreder, Karl; Rodriguez, Larissa V.; Naliboff, Bruce D.; Afari, Niloofar; Sutcliffe, Siobhan; Moldwin, Robert; Griffith, James W.; Clemens, J. Quentin; Bradley, Catherine S.; Quallich, Susan; Gupta, Priyanka; Harte, Steven E.; Farrar, John T.
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Validity of self-reported migraine in adolescents and children
err2023-05-04
err3
errOAAI
errKellier, Danielle J.; de Prado, Blanca Marquez; Haagen, Dana; Grabner, Philip; Raj, Nichelle; Lechtenberg, Lara; Velasquez, Gerardo; Hsu, Jesse Y.; Farrar, John T.; Hershey, Andrew D.; Szperka, Christina L.
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Expectations for Improvement: A Neglected but Potentially Important Covariate or Moderator for Chronic Pain Clinical Trials
err2023-04-01
err7
errOAAI
errLangford, Dale J.; Lou, Raissa; Sheen, Soun; Amtmann, Dagmar; Colloca, Luana; Edwards, Robert R.; Farrar, John T.; Katz, Nathaniel P.; McDermott, Michael P.; Reeve, Bryce B.; Wasan, Ajay D.; Turk, Dennis C.; Dworkin, Robert H.; Gewandter, Jennifer S.
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Research objectives and general considerations for pragmatic clinical trials of pain treatments: IMMPACT statement
errPAIN
IF5.5
err2023-03-22
err14
errOAAI
errHohenschurz-Schmidt, David J.; Cherkin, Dan; Rice, Andrew S. C.; Dworkin, Robert H.; Turk, Dennis C.; McDermott, Michael P.; Bair, Matthew J.; DeBar, Lynn L.; Edwards, Robert R.; Farrar, John T.; Kerns, Robert D.; Markman, John D.; Rowbotham, Michael C.; Sherman, Karen J.; Wasan, Ajay D.; Cowan, Penney; Desjardins, Paul; Ferguson, McKenzie; Freeman, Roy; Gewandter, Jennifer S.; Gilron, Ian; Grol-Prokopczyk, Hanna; Hertz, Sharon H.; Iyengar, Smriti; Kamp, Cornelia; Karp, Barbara I.; Kleykamp, Bethea A.; Loeser, John D.; Mackey, Sean; Malamut, Richard; McNicol, Ewan; Patel, Kushang V.; Sandbrink, Friedhelm; Schmader, Kenneth; Simon, Lee; Steiner, Deborah J.; Veasley, Christin; Vollert, Jan
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Real-world data and evidence in pain research: a qualitative systematic review of methods in current practice
err2023-03-01
err6
errOAAI
errVollert, Jan; Kleykamp, Bethea A.; Farrar, John T.; Gilron, Ian; Hohenschurz-Schmidt, David; Kerns, Robert D.; Mackey, Sean; Markman, John D.; McDermott, Michael P.; Rice, Andrew S. C.; Turk, Dennis C.; Wasan, Ajay D.; Dworkin, Robert H.
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Optimizing and Accelerating the Development of Precision Pain Treatments for Chronic Pain: IMMPACT Review and Recommendations
err2023-02-01
err49
errOAAI
errEdwards, Robert R.; Schreiber, Kristin L.; Dworkin, Robert H.; Turk, Dennis C.; Baron, Ralf; Freeman, Roy; Jensen, Troels S.; Latremoliere, Alban; Markman, John D.; Rice, Andrew S. C.; Rowbotham, Michael; Staud, Roland; Tate, Simon; Woolf, Clifford J.; Andrews, Nick A.; Carr, Daniel B.; Colloca, Luana; Cosma-Roman, Doina; Cowan, Penney; Diatchenko, Luda; Farrar, John; Gewandter, Jennifer S.; Gilron, Ian; Kerns, Robert D.; Marchand, Serge; Niebler, Gwendolyn; V. Patel, Kushang; Simon, Lee S.; Tockarshewsky, Tina; Vanhove, Geertrui F.; Vardeh, Daniel; Walco, Gary A.; Wasan, Ajay D.; Wesselmann, Ursula
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Predicting Treatment Responses in Patients With Osteoarthritis: Results From Two Phase III Tanezumab Randomized Clinical Trials
err2023-01-31
err4
errOAAI
errColloca, Luana; Dworkin, Robert H.; Farrar, John T.; Tive, Leslie; Yang, Jiyue; Viktrup, Lars; Dasic, Gorana; West, Christine R.; Whalen, Ed; Brown, Mark T.; Gilbert, Steven A.; Verburg, Kenneth M.
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