The association of ambulatory care with breast cancer stage at diagnosis among medicare beneficiaries
Keating NL, Landrum MB, Ayanian JZ, Winer EP, Guadagnoli E. The association of ambulatory care with breast cancer stage at diagnosis among medicare beneficiaries. Journal Of General Internal Medicine 2005, 20: 38-44. PMID: 15693926, PMCID: PMC1490029, DOI: 10.1111/j.1525-1497.2004.40079.x.Peer-Reviewed Original ResearchConceptsPrimary care physiciansCare physiciansBreast cancer diagnosisAdvanced cancerOutpatient careNumber of visitsMedical specialistsAdvanced stage diagnosisPreventive care visitsRetrospective cohort studyCancer diagnosisBreast cancer stagePercent of womenPopulation-based sampleCare visitsCohort studyCancer RegistryCancer stageUse of servicesElderly womenAdjusted ratesBreast cancerLower median incomeAmbulatory careHigh risk