2001
The Relative Importance of Anatomic and PSA Factors to Outcomes After Radical Prostatectomy for Prostate Cancer
Vollmer R, Humphrey P. The Relative Importance of Anatomic and PSA Factors to Outcomes After Radical Prostatectomy for Prostate Cancer. American Journal Of Clinical Pathology 2001, 116: 864-870. PMID: 11764075, DOI: 10.1309/7mq7-mwar-4w8a-r75f.Peer-Reviewed Original ResearchConceptsElevated PSA levelsEarly deathPSA levelsRadical prostatectomyProstate cancerPathology observationsGleason grade 5Overall good prognosisTime of prostatectomyPostoperative levelsPSA failureStudy patientsBetter prognosisProgressive tumorsPrognostic categoriesPercentage carcinomaProstatectomySubsequent outcomesLower hazardDeathSurgeryHigher hazardCancerMenPSA
1998
Predicting the pathology results of radical prostatectomy from preoperative information
Vollmer R, Keetch D, Humphrey P. Predicting the pathology results of radical prostatectomy from preoperative information. Cancer 1998, 83: 1567-1580. PMID: 9781951, DOI: 10.1002/(sici)1097-0142(19981015)83:8<1567::aid-cncr12>3.0.co;2-e.Peer-Reviewed Original ResearchConceptsRadical prostatectomyPreoperative informationNeedle biopsyTumor volumeStatistical methodsWashington University Medical CenterAdvanced tumor stageProstate-specific antigenUniversity Medical CenterPreoperative variablesSerum PSATumor stagePathology resultsPathology outcomesMedical CenterProstate carcinomaSpecific antigenProstatectomyLogistic regressionBinary outcomesMultivariate modelProbabilityOutcomesBiopsyObserved probability
1988
The ratio of prostate chips with cancer:A new measure of tumor extent and its relationship to grade and prognosis
Humphrey P, Vollmer R. The ratio of prostate chips with cancer:A new measure of tumor extent and its relationship to grade and prognosis. Human Pathology 1988, 19: 411-418. PMID: 3366451, DOI: 10.1016/s0046-8177(88)80490-8.Peer-Reviewed Original ResearchConceptsProstate cancerAdditive prognostic informationStage of tumorGleason histologic scoreChoice of patientsChance of deathCurative surgeryExtensive diseaseLocalized diseaseTransurethral prostatectomyGleason scoreProstate chipsPrognostic informationTumor extentHistologic scoresPatientsCancerLong-term failureDiseaseReliable predictorScoresInitial studyTotal numberPrognosticatorProstatectomy