Is the number of prescribing physicians an independent risk factor for adverse drug events in an elderly outpatient population?

Gandhi, 2003, Adverse drug events in ambulatory care, N Engl J Med, 348, 1556, 10.1056/NEJMsa020703 Gurwitz, 2003, Incidence and preventability of adverse drug events among older persons in the ambulatory setting, JAMA, 289, 1107, 10.1001/jama.289.9.1107 Budnitz, 2006, National surveillance of emergency department visits for outpatient adverse drug events, JAMA, 296, 1858, 10.1001/jama.296.15.1858 Chrischilles, 1992, Self-reported adverse drug reactions and related resource use. A study of community-dwelling persons 65 years of age and older, Ann Intern Med, 117, 634, 10.7326/0003-4819-117-8-634 Onder, 2002, Adverse drug reactions as cause of hospital admissions: Results from the Italian Group of Pharmacoepidemiology in the Elderly (GIFA), J Am Geriatr Soc, 50, 1962, 10.1046/j.1532-5415.2002.50607.x Jha, 2001, Identifying hospital admissions due to adverse drug events using a computer-based monitor, Pharmacoepidemiol Drug Saf, 10, 113, 10.1002/pds.568 Chang, 2005, Use of the Beers criteria to predict adverse drug reactions among first-visit elderly outpatients, Pharmacotherapy, 25, 831, 10.1592/phco.2005.25.6.831 Field, 2004, Risk factors for adverse drug events among older adults in the ambulatory setting, J Am Geriatr Soc, 52, 1349, 10.1111/j.1532-5415.2004.52367.x Rask, 2005, Can an algorithm for appropriate prescribing predict adverse drug events?, Am J Manag Care, 11, 145 Rollason, 2003, Reduction of polypharmacy in the elderly: A systematic review of the role of the pharmacist, Drugs Aging, 20, 817, 10.2165/00002512-200320110-00003 Beers, 1997, Explicit criteria for determining potentially inappropriate medication use by the elderly: An update, Arch Intern Med, 157, 1531, 10.1001/archinte.1997.00440350031003 Fick, 2003, Updating the Beers criteria for potentially inappropriate medication use in older adults: Results of a US consensus panel of experts, Arch Intern Med, 163, 2716, 10.1001/archinte.163.22.2716 McLeod, 1997, Defining inappropriate practices in prescribing for elderly people: A national consensus panel, CMAJ, 156, 385 Fialova, 2005, Potentially inappropriate medication use among elderly home care patients in Europe, JAMA, 293, 1348, 10.1001/jama.293.11.1348 Tierney, 2003, Adverse outpatient drug events-a problem and an opportunity, N Engl J Med, 348, 1587, 10.1056/NEJMe030026 Zhan, 2005, Suboptimal prescribing in elderly outpatients: Potentially harmful drug-drug and drug-disease combinations, J Am Geriatr Soc, 53, 262, 10.1111/j.1532-5415.2005.53112.x Hajjar, 2003, Adverse drug reaction risk factors in older outpatients, Am J Geriatr Pharmacother, 1, 82, 10.1016/S1543-5946(03)90004-3 Gandhi, 2000, Drug complications in outpatients, J Gen Intern Med, 15, 149, 10.1046/j.1525-1497.2000.04199.x Kucukarslan, 2003, Pharmacists on rounding teams reduce preventable adverse drug events in hospital general medicine units, Arch Intern Med, 163, 2014, 10.1001/archinte.163.17.2014 Bates, 1998, Effect of computerized physician order entry and a team intervention on prevention of serious medication errors, JAMA, 280, 1311, 10.1001/jama.280.15.1311 Tamblyn, 2003, The medical office of the 21st century (MOXXI): Effectiveness of computerized decision-making support in reducing inappropriate prescribing in primary care, CMAJ, 169, 549 Boockvar, 2004, Adverse events due to discontinuations in drug use and dose changes in patients transferred between acute and longterm care facilities, Arch Intern Med, 164, 545, 10.1001/archinte.164.5.545 Garcia, 2006, Five ways you can reduce inappropriate prescribing in the elderly: A systematic review, J Fam Pract, 55, 305 Schmader, 2004, Effects of geriatric evaluation and management on adverse drug reactions and suboptimal prescribing in the frail elderly, Am J Med, 116, 394, 10.1016/j.amjmed.2003.10.031 Hanlon, 2004, Can clinical pharmacy services have a positive impact on drug-related problems and health outcomes in community-based older adults?, Am J Geriatr Pharmacother, 2, 3, 10.1016/S1543-5946(04)90002-5 Tamblyn, 1996, Do too many cooks spoil the broth? Multiple physician involvement in medical management of elderly patients and potentially inappropriate drug combinations, CMAJ, 154, 1177 Hajjar, 2005, Unnecessary drug use in frail older people at hospital discharge, J Am Geriatr Soc, 53, 1518, 10.1111/j.1532-5415.2005.53523.x 2007 Safran, 2005, Prescription drug coverage and seniors: Findings from a 2003 nation survey, Health Aff (Millwood), 10.1377/hlthaff.w5.152 Schneider, 1992, Adverse drug reactions in an elderly outpatient population, Am J Hosp Pharm, 49, 90 Fillenbaum, 2004, Impact of inappropriate drug use on health services utilization among representative older community-dwelling residents, Am J Geriatr Pharmacother, 2, 92, 10.1016/S1543-5946(04)90014-1 Osterberg, 2005, Adherence to medication, N Engl J Med, 353, 487, 10.1056/NEJMra050100