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4篇 您的检索式:作者名="M.Koroukian"
    题名 作者 年代 出处 被引量
1Complex multimorbidity and health outcomes in older adult cancer survivors显示文摘Objective:To characterize complex multimorbidity among cancer survivors and evaluate the association between cancer survivorship,time since cancer diagnosis,and self-reported fair/poor health,self-rated worse health in 2 years,and 2-year mortality.Methods:We used the 2010-2012 Health and Retirement Study.Cancer survivors were indi-viduals who reported a(nonskin)cancer diagnosis 2 years or more before the interview.We defined complex multimorbidity as the co-occurrence of chronic conditions,functional limitations,and/or geriatric syndromes.In addition to descriptive analyses,we used logistic regression to evaluate the independent association between cancer survivor status and health outcomes.We also examined whether cancer survivorship differed by the number of years since diagnosis.Results:Among 15,808 older adults(age≥50 years),11.8%were cancer survivors.Compared with cancer-free individuals,a greater percentage of cancer survivors had complex multimorbidity:co-occurring chronic conditions,functional limitations,and geriatric syndromes.Cancer survivor-ship was significantly associated with self-reported fair/poor health,self-rated worse health in 2 years,and 2-year mortality.These effects declined with the number of years since diagnosis for fair/poor health and mortality but not for self-rated worse health.Conclusion:Cancer survivor status is independently associated with more complex multi-morbidity,and with worse health outcomes.These effects attenuate with time,except for patient perception of being in worse health.David F.Warner Nicholas K.Schiltz Kurt C.Stange Charles W.Given Cynthia Owusu Nathan A.Berger Siran M.Koroukian 2017Family Medicine and Community Health2017,5,2:1
2Management of malignant colonic polyps: A population‐based analysis of colonoscopic polypectomy versus surgery显示文摘Gregory S.Cooper FangXu Jill S.Barnholtz Sloan Siran M.Koroukian Mark D.Schluchter 2012Cancer2012,,3:1
3Use of prostate-specific antigen testing in Medicare beneficiaries:Association with previous evaluation显示文摘Objective:Determine uptake of prostate-specific antigen(PSA)testing in Medicare benefi-ciaries according to previous receipt of PSA testing.Methods:A 5%random sample of men aged 67 years or older without a previous diagnosis of prostate cancer was identified through 2009-2012 Medicare claims.We measured the annualized frequency of PSA screening among men due for PSA testing,stratified by PSA testing use in the previous 2 years,and clustered by ordering provider.Results:Throughout the study period,PSA testing use was consistently higher for men with previous screening than for men without previous screening.For men without previous screening,there was a decline in testing that was most pronounced in 2012.Compared with 2009,the cor-responding odds ratios were 0.98[95%confidence interval(CI)(0.96-1.00)]in 2010,0.94[95%CI(0.92-0.95)]in 2011,and 0.66[95%CI(0.65-0.68)]in 2012.In contrast,for men with previous screening,PSA testing frequency was stable from 2009 to 2011,and declined to a lesser extent in 2012[odds ratio 0.80,95%CI(0.79-0.81)].Conclusion:Receipt of PSA testing is highly dependent on whether an individual was tested in the recent past.In previously unscreened men,the largest decrease occurred in 2012,which may reflect in part the publication of US Preventive Services Task Force guidelines,but there was much less impact among men already being screened.Gregory S.Cooper Tzuyung Doug Kou Mark D.Schluchter Avi Dor Siran M.Koroukian Simon P.Kim 2017Family Medicine and Community Health2017,5,2:0
4Survival in men older than 75 years with low- and intermediate-grade prostate cancer managed with watchful waiting with active surveillance显示文摘Objective:Recent studies have reported the underuse of active surveillance or watchful wait-ing for low-risk prostate cancer in the United States.This study examined prostate cancer-specific and all-cause death in elderly patients older than 75 years with low-risk tumors managed with active treatment versus watchful waiting with active surveillance(WWAS).Methods:We performed survival analysis in a cohort of 18,599 men with low-risk tumors(early and localized tumors)who were 75 years or older at the time of prostate cancer diagnosis in the linked Surveillance,Epidemiology,and End Results(SEER)-Medicare database(from 1992 to 1998)and who were followed up through December 2003.WWAS was defined as having an-nual screening for prostate-specific antigen and/or digital rectal examination during the follow-up period.The risks of prostate cancer-specific and all-cause death were compared by Cox regression models.The propensity score matching technique was used to address potential selection bias.Results:In patients with well-differentiated(Gleason score 2-4)and localized disease,those managed with WWAS without delayed treatment had higher risk of all-cause death(hazard ratio 1.20,95%confidence interval 1.13-1.28)but a substantially lower risk of prostate cancer-specific death(hazard ratio 0.62,confidence interval 0.51-0.75)than patients undergoing active treatment.Patients managed with WWAS with delayed treatment had comparable mortality outcomes.Sensi-tivity analyses based on propensity score matching yielded similar results.Conclusion:In men older than 75 years with well-differentiated and localized prostate cancer,WWAS without delayed treatment had a lower risk of prostate cancer-specific death and compa-rable all-cause death as compared with active treatment.Those patients in whom treatment was delayed had comparable mortality outcomes.Our results support WWAS as an initial management option for older men with well-differentiated and localized prostate cancer.Tzuyung D.Kou Siran M.Koroukian Pingfu Fu Derek Raghavan Gregory S.Cooper Li Li 2015Family Medicine and Community Health2015,3,3:0
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