2014
Research designs for proof-of-concept chronic pain clinical trials: IMMPACT recommendations
Gewandter JS, Dworkin RH, Turk DC, McDermott MP, Baron R, Gastonguay MR, Gilron I, Katz NP, Mehta C, Raja SN, Senn S, Taylor C, Cowan P, Desjardins P, Dimitrova R, Dionne R, Farrar JT, Hewitt DJ, Iyengar S, Jay GW, Kalso E, Kerns RD, Leff R, Leong M, Petersen KL, Ravina BM, Rauschkolb C, Rice ASC, Rowbotham MC, Sampaio C, Sindrup S, Stauffer JW, Steigerwald I, Stewart J, Tobias J, Treede RD, Wallace M, White RE. Research designs for proof-of-concept chronic pain clinical trials: IMMPACT recommendations. Pain 2014, 155: 1683-1695. PMID: 24865794, PMCID: PMC4500524, DOI: 10.1016/j.pain.2014.05.025.Peer-Reviewed Original ResearchConceptsClinical trialsPain treatmentConfirmatory trialsPOC trialsChronic pain clinical trialsEfficacious pain treatmentsPain clinical trialsSingle-dose studyChronic pain treatmentConcept clinical trialPharmacokinetic-pharmacodynamic relationshipsSequential parallel comparison designIMMPACT recommendationsActive comparatorPatient populationConsensus meetingIneffective treatmentRapid onsetTrial designNovel treatmentsCrossover designTrial durationTrialsEnriched designStudy power
2012
Considerations for improving assay sensitivity in chronic pain clinical trials: IMMPACT recommendations
Dworkin RH, Turk DC, Peirce-Sandner S, Burke LB, Farrar JT, Gilron I, Jensen MP, Katz NP, Raja SN, Rappaport BA, Rowbotham MC, Backonja M, Baron R, Bellamy N, Bhagwagar Z, Costello A, Cowan P, Fang WC, Hertz S, Jay GW, Junor R, Kerns RD, Kerwin R, Kopecky EA, Lissin D, Malamut R, Markman JD, McDermott MP, Munera C, Porter L, Rauschkolb C, Rice ASC, Sampaio C, Skljarevski V, Sommerville K, Stacey BR, Steigerwald I, Tobias J, Trentacosti AM, Wasan AD, Wells GA, Williams J, Witter J, Ziegler D. Considerations for improving assay sensitivity in chronic pain clinical trials: IMMPACT recommendations. Pain 2012, 153: 1148-1158. PMID: 22494920, DOI: 10.1016/j.pain.2012.03.003.Peer-Reviewed Original ResearchConceptsRecent randomized clinical trialsClinical trialsAnalgesic treatmentChronic pain clinical trialsPain clinical trialsAnalgesic drug developmentChronic pain treatmentChronic pain trialsRandomized clinical trialsAnalgesic clinical trialsNumber of patientsEvidence-based approachIMMPACT recommendationsPain treatmentPain trialsPharmacologic treatmentAnalgesic trialsPain assessmentAssay sensitivityEfficacious medicationsConsensus meetingNegative trialsImproved efficacyStudy designTrials
2010
Research design considerations for confirmatory chronic pain clinical trials: IMMPACT recommendations
Dworkin RH, Turk DC, Peirce-Sandner S, Baron R, Bellamy N, Burke LB, Chappell A, Chartier K, Cleeland CS, Costello A, Cowan P, Dimitrova R, Ellenberg S, Farrar JT, French JA, Gilron I, Hertz S, Jadad AR, Jay GW, Kalliomäki J, Katz NP, Kerns RD, Manning DC, McDermott MP, McGrath PJ, Narayana A, Porter L, Quessy S, Rappaport BA, Rauschkolb C, Reeve BB, Rhodes T, Sampaio C, Simpson DM, Stauffer JW, Stucki G, Tobias J, White RE, Witter J. Research design considerations for confirmatory chronic pain clinical trials: IMMPACT recommendations. Pain 2010, 149: 177-193. PMID: 20207481, DOI: 10.1016/j.pain.2010.02.018.Peer-Reviewed Original ResearchConceptsChronic pain clinical trialsPain clinical trialsClinical trialsPrimary efficacy analysisChronic pain trialsDemonstration of efficacyIMMPACT recommendationsResearch design considerationsAnalgesic effectPain trialsChronic painEfficacy analysisTypes of trialsConsensus meetingTreatment groupsNew interventionsTrue lackTrialsTrial phaseEfficacyMethodological weaknessesAssay sensitivityTreatmentSubstantial variabilityParticipant selection
2007
Interpreting the Clinical Importance of Treatment Outcomes in Chronic Pain Clinical Trials: IMMPACT Recommendations
Dworkin RH, Turk DC, Wyrwich KW, Beaton D, Cleeland CS, Farrar JT, Haythornthwaite JA, Jensen MP, Kerns RD, Ader DN, Brandenburg N, Burke LB, Cella D, Chandler J, Cowan P, Dimitrova R, Dionne R, Hertz S, Jadad AR, Katz NP, Kehlet H, Kramer LD, Manning DC, McCormick C, McDermott MP, McQuay HJ, Patel S, Porter L, Quessy S, Rappaport BA, Rauschkolb C, Revicki DA, Rothman M, Schmader KE, Stacey BR, Stauffer JW, von Stein T, White RE, Witter J, Zavisic S. Interpreting the Clinical Importance of Treatment Outcomes in Chronic Pain Clinical Trials: IMMPACT Recommendations. Journal Of Pain 2007, 9: 105-121. PMID: 18055266, DOI: 10.1016/j.jpain.2007.09.005.Peer-Reviewed Original ResearchConceptsChronic pain clinical trialsPain clinical trialsChronic pain treatmentClinical trialsSpecific outcome measuresClinical importanceTreatment outcomesOutcome measuresPain treatmentBrief Pain Inventory-InterferenceClinical trial outcome measuresPatient Global ImpressionChronic pain outcomesNumerical rating scaleTrial outcome measuresMultidimensional Pain InventoryPatient self-help organizationsBeck Depression InventoryIMMPACT recommendationsPain intensityPain outcomesPain InventoryChronic painPain assessmentGlobal Impression