Alexander M Walker

Author PubWeight™ 85.67‹?›

Top papers

Rank Title Journal Year PubWeight™‹?›
1 Results of multivariable logistic regression, propensity matching, propensity adjustment, and propensity-based weighting under conditions of nonuniform effect. Am J Epidemiol 2005 6.20
2 Outcomes of reference pricing for angiotensin-converting-enzyme inhibitors. N Engl J Med 2002 4.07
3 Inhibition of clinical benefits of aspirin on first myocardial infarction by nonsteroidal antiinflammatory drugs. Circulation 2003 2.73
4 Aprotinin during coronary-artery bypass grafting and risk of death. N Engl J Med 2008 2.59
5 Persistence and adherence with topical glaucoma therapy. Am J Ophthalmol 2005 2.31
6 An application of propensity score matching using claims data. Pharmacoepidemiol Drug Saf 2005 2.15
7 Paroxetine in the first trimester and the prevalence of congenital malformations. Pharmacoepidemiol Drug Saf 2007 2.04
8 The risk of nonvertebral fracture related to inhaled corticosteroid exposure among adults with chronic respiratory disease. Chest 2005 2.04
9 Impact of reference-based pricing for angiotensin-converting enzyme inhibitors on drug utilization. CMAJ 2002 1.99
10 Venous thromboembolism, myocardial infarction, and stroke among transdermal contraceptive system users. Obstet Gynecol 2007 1.99
11 Risk of thromboembolism in women taking ethinylestradiol/drospirenone and other oral contraceptives. Obstet Gynecol 2007 1.87
12 Benzodiazepine use and hip fractures in the elderly: who is at greatest risk? Arch Intern Med 2004 1.86
13 Clinical and economic consequences of reference pricing for dihydropyridine calcium channel blockers. Clin Pharmacol Ther 2003 1.49
14 Risk of Guillain-Barré syndrome after meningococcal conjugate vaccination. Pharmacoepidemiol Drug Saf 2012 1.46
15 Use of propensity score technique to account for exposure-related covariates: an example and lesson. Med Care 2007 1.44
16 Drug copayment and adherence in chronic heart failure: effect on cost and outcomes. Pharmacotherapy 2006 1.41
17 Effect of aprotinin on renal dysfunction. Lancet 2008 1.39
18 The impact of wording in "Dear doctor" letters and in black box labels. Clin Pharmacol Ther 2002 1.38
19 Analgesic use and change in kidney function in apparently healthy men. Am J Kidney Dis 2003 1.37
20 Serious cardiovascular events and mortality among patients with schizophrenia. J Nerv Ment Dis 2004 1.32
21 A propensity score-matched cohort study of the effect of statins, mainly fluvastatin, on the occurrence of acute myocardial infarction. Am J Cardiol 2003 1.29
22 Occurrence of colon ischemia in relation to irritable bowel syndrome. Am J Gastroenterol 2004 1.25
23 Coronary heart disease outcomes in patients receiving antidiabetic agents. Pharmacoepidemiol Drug Saf 2007 1.25
24 Bupropion in pregnancy and the prevalence of congenital malformations. Pharmacoepidemiol Drug Saf 2007 1.23
25 The urban spread of visceral leishmaniasis: clues from spatial analysis. Epidemiology 2002 1.20
26 The comparative safety of rosuvastatin: a retrospective matched cohort study in over 48,000 initiators of statin therapy. Pharmacoepidemiol Drug Saf 2006 1.20
27 Serious ventricular arrhythmias among users of cisapride and other QT-prolonging agents in the United States. Pharmacoepidemiol Drug Saf 2002 1.16
28 Achilles tendon rupture and its association with fluoroquinolone antibiotics and other potential risk factors in a managed care population. Pharmacoepidemiol Drug Saf 2006 1.09
29 A distributed research network model for post-marketing safety studies: the Meningococcal Vaccine Study. Pharmacoepidemiol Drug Saf 2008 1.09
30 Quasi-experimental longitudinal designs to evaluate drug benefit policy changes with low policy compliance. J Clin Epidemiol 2002 1.07
31 Compliance with a statin treatment in a usual-care setting: retrospective database analysis over 3 years after treatment initiation in health maintenance organization enrollees with dyslipidemia. Clin Ther 2005 1.05
32 Severe vascular events in migraine patients. Headache 2004 1.04
33 Dopamine antagonists and the development of breast cancer. Arch Gen Psychiatry 2002 1.01
34 The incidence of abdominal and pelvic surgery among patients with irritable bowel syndrome. Dig Dis Sci 2005 1.01
35 Identification of abacavir hypersensitivity reaction in health care claims data. Pharmacoepidemiol Drug Saf 2007 0.95
36 Incidence of colonic ischemia, hospitalized complications of constipation, and bowel surgery in relation to use of alosetron hydrochloride. Am J Gastroenterol 2003 0.92
37 The effect of pharmacotherapy for attention deficit hyperactivity disorder on risk of seizures in pediatric patients as assessed in an insurance claims database. Curr Drug Saf 2008 0.92
38 The incidence of first provoked and unprovoked seizure in pediatric patients with and without psychiatric diagnoses. Epilepsia 2007 0.92
39 Incidence of thrombotic thrombocytopenic purpura/hemolytic uremic syndrome. Epidemiology 2004 0.92
40 Active safety monitoring of new medical products using electronic healthcare data: selecting alerting rules. Epidemiology 2012 0.91
41 Educational attainment and response to HAART during initial therapy for HIV-1 infection. J Psychosom Res 2007 0.91
42 Cardiovascular risk of selective cyclooxygenase-2 inhibitors and other non-aspirin non-steroidal anti-inflammatory medications. Pharmacoepidemiol Drug Saf 2006 0.90
43 Risk of hyperkalemia in women taking ethinylestradiol/drospirenone and other oral contraceptives. Contraception 2008 0.90
44 Studies of diabetes, thiazolidinediones, and coronary heart disease. Pharmacoepidemiol Drug Saf 2007 0.88
45 A matched cohort study of the risk of cancer in users of becaplermin. Adv Skin Wound Care 2011 0.88
46 Algorithms to identify colonic ischemia, complications of constipation and irritable bowel syndrome in medical claims data: development and validation. Pharmacoepidemiol Drug Saf 2006 0.88
47 Active influenza vaccine safety surveillance: potential within a healthcare claims environment. Med Care 2009 0.86
48 The effect of zanamivir treatment on influenza complications: a retrospective cohort study. Clin Ther 2002 0.86
49 Acute nonarteritic anterior ischemic optic neuropathy and exposure to phosphodiesterase type 5 inhibitors. J Sex Med 2014 0.85
50 An event-based approach for comparing the performance of methods for prospective medical product monitoring. Pharmacoepidemiol Drug Saf 2012 0.83
51 Comparison of resource utilization by patients treated with transdermal fentanyl and long-acting oral opioids for nonmalignant pain. Pain Med 2002 0.81
52 Transarticular facet screw stabilization and dorsal laminectomy in 26 dogs with degenerative lumbosacral stenosis with instability. Vet Surg 2012 0.81
53 Health care resource utilization in patients with active epilepsy. Epilepsia 2009 0.81
54 Lung cancer and mesothelioma among male automobile mechanics: a review. Rev Environ Health 2004 0.81
55 Methods and objectives of a large US multicenter case-control study of post-transplant lymphoproliferative disorder in renal transplant patients. Recent Results Cancer Res 2002 0.80
56 The long-term course of low-density lipoprotein cholesterol after initiation of statin treatment: retrospective database analysis over 3 years in health maintenance organization enrollees. Clin Ther 2005 0.79
57 Hospitalization for peptic ulcer and bleeding in users of selective COX-2 inhibitors and nonselective NSAIDs with special reference to celecoxib. Pharmacoepidemiol Drug Saf 2008 0.79
58 Determinants of the differences in LDL-cholesterol after initiation of statin treatment. Ann Pharmacother 2005 0.79
59 Posttransplant lymphoproliferative disorder among renal transplant patients in relation to the use of mycophenolate mofetil. Transplantation 2005 0.78
60 Risk for respiratory events in a cohort of patients receiving inhaled zanamivir: a retrospective study. Clin Ther 2002 0.77
61 Asthma drug use and the development of Churg-Strauss syndrome (CSS). Pharmacoepidemiol Drug Saf 2007 0.77
62 Characteristics of study design and elements that may contribute to the success of electronic safety monitoring systems. Pharmacoepidemiol Drug Saf 2014 0.77
63 Characterizing vaccine-associated risks using cubic smoothing splines. Am J Epidemiol 2012 0.77
64 Serum potassium monitoring for users of ethinyl estradiol/drospirenone taking medications predisposing to hyperkalemia: physician compliance and survey of knowledge and attitudes. Contraception 2006 0.77
65 The role of treatment intentions and concerns about side effects in women's decision to discontinue postmenopausal hormone therapy. Maturitas 2002 0.76
66 Corrigendum. Are airborne refractory ceramic fibers similar to asbestos in their carcinogenicity? Inhal Toxicol 2012 0.75
67 The Zelnorm epidemiologic study (ZEST): a cohort study evaluating incidence of abdominal and pelvic surgery related to tegaserod treatment. BMC Gastroenterol 2012 0.75
68 Mortality of stroke patients treated with thrombolysis: analysis of nationwide inpatient sample. Neurology 2007 0.75
69 Rosuvastatin safety: a comprehensive, international pharmacoepidemiology programme. Pharmacoepidemiol Drug Saf 2006 0.75
70 Supplementary data collection with case-cohort analysis to address potential confounding in a cohort study of thromboembolism in oral contraceptive initiators matched on claims-based propensity scores. Pharmacoepidemiol Drug Saf 2008 0.75