Published in Korean J Radiol on February 27, 2015
Comparison of overall survival in patients with unresectable hepatic metastases with or without transarterial chemoembolization: A Propensity Score Matching Study. Sci Rep (2016) 0.79
A Single Perioperative Injection of Dexamethasone Decreases Nausea, Vomiting, and Pain after Laparoscopic Donor Nephrectomy. J Transplant (2017) 0.75
Usefulness and safety of the "God's Hand" pneumatic compression device for hemostasis in femorl catheterization. Diagn Interv Radiol (2016) 0.75
Efficacy and safety of core-needle biopsy in initially detected thyroid nodules via propensity score analysis. Sci Rep (2017) 0.75
The scandal of poor medical research. BMJ (1994) 11.58
A critical appraisal of propensity-score matching in the medical literature between 1996 and 2003. Stat Med (2008) 11.16
Variable selection for propensity score models. Am J Epidemiol (2006) 10.68
CT colonography versus colonoscopy for the detection of advanced neoplasia. N Engl J Med (2007) 7.63
Preoperative staging of lung cancer with combined PET-CT. N Engl J Med (2009) 7.38
Matching using estimated propensity scores: relating theory to practice. Biometrics (1996) 6.73
A comparison of the ability of different propensity score models to balance measured variables between treated and untreated subjects: a Monte Carlo study. Stat Med (2007) 6.48
Results of multivariable logistic regression, propensity matching, propensity adjustment, and propensity-based weighting under conditions of nonuniform effect. Am J Epidemiol (2005) 6.20
Effect of 3 to 5 years of scheduled CEA and CT follow-up to detect recurrence of colorectal cancer: the FACS randomized clinical trial. JAMA (2014) 5.50
Optimal caliper widths for propensity-score matching when estimating differences in means and differences in proportions in observational studies. Pharm Stat (2012) 5.35
Propensity-score matching in the cardiovascular surgery literature from 2004 to 2006: a systematic review and suggestions for improvement. J Thorac Cardiovasc Surg (2007) 3.76
Low-dose abdominal CT for evaluating suspected appendicitis. N Engl J Med (2012) 3.71
Confounding by indication: an example of variation in the use of epidemiologic terminology. Am J Epidemiol (1999) 3.44
Diagnosis of pulmonary embolism by multidetector CT alone or combined with venous ultrasonography of the leg: a randomised non-inferiority trial. Lancet (2008) 3.33
Minimizing bias due to confounding by indication in comparative effectiveness research: the importance of restriction. JAMA (2010) 2.44
Contrast material-induced nephrotoxicity and intravenous low-osmolality iodinated contrast material: risk stratification by using estimated glomerular filtration rate. Radiology (2013) 2.38
Ultrasonographic surveillance of hepatocellular carcinoma in cirrhosis: a randomized trial comparing 3- and 6-month periodicities. Hepatology (2011) 2.14
Intravenous contrast material-induced nephropathy: causal or coincident phenomenon? Radiology (2013) 1.91
Small single-nodule hepatocellular carcinoma: comparison of transarterial chemoembolization, radiofrequency ablation, and hepatic resection by using inverse probability weighting. Radiology (2014) 1.79
Bias in research studies. Radiology (2006) 1.76
Contrast material-induced nephrotoxicity and intravenous low-osmolality iodinated contrast material. Radiology (2013) 1.33
Biases in radiologic reasoning. AJR Am J Roentgenol (2009) 1.30
Sorafenib alone versus sorafenib combined with transarterial chemoembolization for advanced-stage hepatocellular carcinoma: results of propensity score analyses. Radiology (2013) 1.24
The comparative safety of rosuvastatin: a retrospective matched cohort study in over 48,000 initiators of statin therapy. Pharmacoepidemiol Drug Saf (2006) 1.20
Therapeutic efficacy and safety of percutaneous ethanol injection with or without combined radiofrequency ablation for hepatocellular carcinomas in high risk locations. Korean J Radiol (2013) 0.94
Clinical implications of referral bias in the diagnostic performance of exercise testing for coronary artery disease. J Am Heart Assoc (2013) 0.94
Radiofrequency ablation combined with transcatheter arterial chemoembolization for the treatment of single hepatocellular carcinoma of 2 to 5 cm in diameter: comparison with surgical resection. Korean J Radiol (2013) 0.88
Contrast-induced nephropathy in patients undergoing intravenous contrast-enhanced computed tomography in Korea: a multi-institutional study in 101487 patients. Korean J Radiol (2014) 0.85
Midterm outcomes of open surgical repair compared with thoracic endovascular repair for isolated descending thoracic aortic disease. Korean J Radiol (2012) 0.85
Colon distension, perceived burden and side-effects of CT-colonography for screening using hyoscine butylbromide or glucagon hydrochloride as bowel relaxant. Eur J Radiol (2012) 0.84
Comparative effectiveness of ruptured cerebral aneurysm therapies: propensity score analysis of clipping versus coiling. AJNR Am J Neuroradiol (2013) 0.83
Behind the numbers: inverse probability weighting. Radiology (2014) 0.82
Percutaneous closure devices do not reduce the risk of major access site complications in patients undergoing elective carotid stent placement. J Vasc Interv Radiol (2013) 0.80
Behind the numbers: propensity score analysis-a primer for the diagnostic radiologist. Radiology (2013) 0.79
Comparison between CT colonography and double-contrast barium enema for colonic evaluation in patients with renal insufficiency. Korean J Radiol (2012) 0.78