2015
Long-term utilization and continuation of intrauterine devices
Diedrich J, Madden T, Zhao Q, Peipert J. Long-term utilization and continuation of intrauterine devices. American Journal Of Obstetrics And Gynecology 2015, 213: 822.e1-822.e6. PMID: 26409157, PMCID: PMC4679676, DOI: 10.1016/j.ajog.2015.08.077.Peer-Reviewed Original ResearchConceptsYears of ageCu-intrauterine devicesIntrauterine deviceLNG intrauterine deviceMonth continuation ratesProspective cohort studyCox proportional hazardsSubsequent contraceptive useCopper intrauterine deviceContraceptive CHOICE ProjectLess discontinuationMenstrual profileMonths continuationCohort studyHazard ratioPrimary outcomeMultivariable analysisPregnancy historyContinuation ratesContraceptive useIUD continuationDiscontinuationProportional hazardsSurvival analysisLevonorgestrel
2010
Understanding prescription adherence: pharmacy claims data from the Contraceptive CHOICE Project
Pittman M, Secura G, Allsworth J, Homco J, Madden T, Peipert J. Understanding prescription adherence: pharmacy claims data from the Contraceptive CHOICE Project. Contraception 2010, 83: 340-345. PMID: 21397092, PMCID: PMC3058146, DOI: 10.1016/j.contraception.2010.08.003.Peer-Reviewed Original ResearchConceptsOral contraceptive pillsVaginal ringPharmacy dataRisk factorsMarker of adherenceRobust error varianceCox proportional hazardsHistory of abortionContraceptive CHOICE ProjectContraceptive prescriptionsEarly nonadherenceInitial nonadherenceMonthly refillsMultivariable analysisAdherence ratesContraceptive pillsPrescription adherenceUnintended pregnancyContraceptive methodsNonadherenceProportional hazardsPoisson regressionTransdermal patchWomenCHOICE Project