Liang Li

Summary

Affiliation: Cleveland Clinic Foundation
Country: USA

Publications

  1. doi Modeling potential time to event data with competing risks
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, 9500 Euclid Ave, JJN3, Cleveland, OH, 44195, USA
    Lifetime Data Anal 20:316-34. 2014
  2. pmc Longitudinal progression trajectory of GFR among patients with CKD
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, Cleveland, OH 44139, USA
    Am J Kidney Dis 59:504-12. 2012
  3. doi A semiparametric joint model for longitudinal and survival data with application to hemodialysis study
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, Cleveland, Ohio 44195, USA
    Biometrics 65:737-45. 2009
  4. ncbi Comment: Analyzing propensity score matched count data
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, 9500 Euclid Ave JJN3, Cleveland, Ohio, USA
    Int J Biostat 6:Article 5. 2010
  5. ncbi Varying coefficients model with measurement error
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic Foundation, 9500 Euclid Avenue, Wb4, Cleveland, Ohio 44195, USA
    Biometrics 64:519-26. 2008
  6. doi The least of 3 evils: exposure to red blood cell transfusion, anemia, or both?
    Gabriel Loor
    Department of Thoracic and Cardiovascular Surgery, Heart and Vascular Institute, Cleveland Clinic, Cleveland, Ohio
    J Thorac Cardiovasc Surg 146:1480-1487.e6. 2013
  7. doi Nadir hematocrit during cardiopulmonary bypass: end-organ dysfunction and mortality
    Gabriel Loor
    Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic, Cleveland, Ohio, USA
    J Thorac Cardiovasc Surg 144:654-662.e4. 2012
  8. pmc A within-patient analysis for time-varying risk factors of CKD progression
    Liang Li
    Cleveland Clinic, Department of Quantitative Health Sciences, Cleveland, Ohio
    J Am Soc Nephrol 25:606-13. 2014
  9. ncbi Transfusion in coronary artery bypass grafting is associated with reduced long-term survival
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
    Ann Thorac Surg 81:1650-7. 2006
  10. doi Platelet transfusion in cardiac surgery does not confer increased risk for adverse morbid outcomes
    Tory McGrath
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, Ohio, USA
    Ann Thorac Surg 86:543-53. 2008

Collaborators

Detail Information

Publications52

  1. doi Modeling potential time to event data with competing risks
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, 9500 Euclid Ave, JJN3, Cleveland, OH, 44195, USA
    Lifetime Data Anal 20:316-34. 2014
    ..The proposed methodology is used in a prostate cancer study to predict the post-prostatectomy cumulative incidence probability of cancer metastasis without additional adjuvant or salvage therapies. ..
  2. pmc Longitudinal progression trajectory of GFR among patients with CKD
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, Cleveland, OH 44139, USA
    Am J Kidney Dis 59:504-12. 2012
    ..We describe individual GFR progression trajectories over 12 years of follow-up in participants in the African American Study of Kidney Disease and Hypertension (AASK)...
  3. doi A semiparametric joint model for longitudinal and survival data with application to hemodialysis study
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, Cleveland, Ohio 44195, USA
    Biometrics 65:737-45. 2009
    ..The proposed method was studied in simulations and applied to a data set from the Hemodialysis Study...
  4. ncbi Comment: Analyzing propensity score matched count data
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic, 9500 Euclid Ave JJN3, Cleveland, Ohio, USA
    Int J Biostat 6:Article 5. 2010
    ..We offer an explanation to the simulation result of Austin (2009) regarding rate ratios, and argue that unmatched analysis of propensity score matched count data results in conservative statistical inferences on the rate ratios...
  5. ncbi Varying coefficients model with measurement error
    Liang Li
    Department of Quantitative Health Sciences, Cleveland Clinic Foundation, 9500 Euclid Avenue, Wb4, Cleveland, Ohio 44195, USA
    Biometrics 64:519-26. 2008
    ....
  6. doi The least of 3 evils: exposure to red blood cell transfusion, anemia, or both?
    Gabriel Loor
    Department of Thoracic and Cardiovascular Surgery, Heart and Vascular Institute, Cleveland Clinic, Cleveland, Ohio
    J Thorac Cardiovasc Surg 146:1480-1487.e6. 2013
    ..We aimed to clarify the effects of anemia, transfusion, and their combination to identify which imposes the greatest risk of end-organ dysfunction and mortality...
  7. doi Nadir hematocrit during cardiopulmonary bypass: end-organ dysfunction and mortality
    Gabriel Loor
    Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic, Cleveland, Ohio, USA
    J Thorac Cardiovasc Surg 144:654-662.e4. 2012
    ..To discover the effects of the lowest hematocrit during cardiopulmonary bypass on end-organ function and mortality in patients who did not receive red blood cell transfusion and to identify predictors of nadir hematocrit...
  8. pmc A within-patient analysis for time-varying risk factors of CKD progression
    Liang Li
    Cleveland Clinic, Department of Quantitative Health Sciences, Cleveland, Ohio
    J Am Soc Nephrol 25:606-13. 2014
    ....
  9. ncbi Transfusion in coronary artery bypass grafting is associated with reduced long-term survival
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
    Ann Thorac Surg 81:1650-7. 2006
    ....
  10. doi Platelet transfusion in cardiac surgery does not confer increased risk for adverse morbid outcomes
    Tory McGrath
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, Ohio, USA
    Ann Thorac Surg 86:543-53. 2008
    ..Our objective was to examine the impact of platelet transfusion on outcomes in cardiac surgery controlling perioperative risk factors...
  11. pmc Nonparametric multistate representations of survival and longitudinal data with measurement error
    Bo Hu
    Department of Quantitative Health Sciences, Cleveland Clinic, Cleveland, OH, USA
    Stat Med 31:2303-17. 2012
    ..We illustrate the procedure by data from the African American Study of Kidney Disease and Hypertension, and it can be widely applied in longitudinal studies...
  12. ncbi Persistent effect of red cell transfusion on health-related quality of life after cardiac surgery
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic Foundation, Cleveland, Ohio, USA
    Ann Thorac Surg 82:13-20. 2006
    ..Our objective was to investigate the relationship between perioperative red blood cell and component transfusion and functional health-related quality of life 6 to 12 months after cardiac surgery...
  13. doi Hospital-acquired anemia: prevalence, outcomes, and healthcare implications
    Colleen G Koch
    Department, of Cardiothoracic Anesthesia, Heart and Vascular Institute, Cleveland Clinic, Cleveland, Ohio Quality and Patient Safety Institute, Cleveland Clinic, Cleveland, Ohio
    J Hosp Med 8:506-12. 2013
    ..Our objectives were to (1) determine the prevalence of HAA and (2) examine whether HAA is associated with increased mortality, length of stay (LOS), and total hospital charges...
  14. doi Is it time to refine? An exploration and simulation of optimal antibiotic timing in general surgery
    Colleen G Koch
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, OH Quality and Patient Safety Institute, Cleveland Clinic, Cleveland, OH Electronic address
    J Am Coll Surg 217:628-35. 2013
    ....
  15. ncbi Statin therapy is associated with fewer infections after cardiac operations
    Matteo Trezzi
    Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic, Cleveland, Ohio 44195, USA
    Ann Thorac Surg 95:892-900. 2013
    ..Therefore, we examined the association between preoperative statin therapy and infections after cardiac operations and assessed whether statin therapy was associated with lower infection-related mortality...
  16. doi Duration of red-cell storage and complications after cardiac surgery
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
    N Engl J Med 358:1229-39. 2008
    ..We tested the hypothesis that serious complications and mortality after cardiac surgery are increased when transfused red cells are stored for more than 2 weeks...
  17. doi Outcome in patients who require venoarterial extracorporeal membrane oxygenation support after cardiac surgery
    Hesham A Elsharkawy
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, OH 44195, USA
    J Cardiothorac Vasc Anesth 24:946-51. 2010
    ....
  18. doi Process improvement in cardiac surgery: development and implementation of a reoperation for bleeding checklist
    Gabriel Loor
    Department of Thoracic and Cardiovascular Surgery, Heart and Vascular Institute, Cleveland Clinic, Cleveland, Ohio
    J Thorac Cardiovasc Surg 146:1028-32. 2013
    ..Reoperation for bleeding is an event associated with considerable morbidity risk. Hence, our primary objective was to develop and implement a formal operative checklist to reduce technical reasons for postoperative bleeding...
  19. doi Red blood cell storage: how long is too long?
    Colleen G Koch
    Department of Cardiothoracic Anesthesia, Heart and Vascular Institute, Cleveland Clinic, Cleveland, Ohio Electronic address
    Ann Thorac Surg 96:1894-9. 2013
    ..It is possible to envision a blood management system based on modern inventory management strategies that could greatly reduce storage duration. ..
  20. doi Socioeconomic status and comorbidity as predictors of preoperative quality of life in cardiac surgery
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic, Cleveland, Ohio 44195, USA
    J Thorac Cardiovasc Surg 136:665-72, 672.e1. 2008
    ....
  21. ncbi A longitudinal measurement error model with a semicontinuous covariate
    Liang Li
    Department of Biostatistics and Epidemiology Wb4, Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
    Biometrics 61:824-30. 2005
    ..The estimation procedure is similar to regression calibration but involves a distributional assumption for the latent variable. Modeling and model-fitting strategies are explored and illustrated through an example from the WSCS...
  22. ncbi Red cell transfusion is associated with an increased risk for postoperative atrial fibrillation
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic Foundation, Cleveland, Ohio 44195, USA
    Ann Thorac Surg 82:1747-56. 2006
    ..Therefore, we tested the hypothesis that red blood cell transfusion increases the risk of postoperative AF for patients undergoing cardiac surgery...
  23. ncbi Effect of functional health-related quality of life on long-term survival after cardiac surgery
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, Ohio 44195, USA
    Circulation 115:692-9. 2007
    ..Our objective was to determine whether the Duke Activity Status Index (DASI) was predictive of subsequent time-related survival after recovery from cardiac surgery...
  24. ncbi Increased risk associated with combined carotid endarterectomy and coronary artery bypass graft surgery: a propensity-matched comparison with isolated coronary artery bypass graft surgery
    Jacek B Cywinski
    Department of General Anesthesia, The Cleveland Clinic Foundation, Cleveland, OH 44195, USA
    J Cardiothorac Vasc Anesth 20:796-802. 2006
    ..The present study objective was to compare morbidity and mortality outcomes in well-matched patients who underwent combined CEA/CABG surgery with patients undergoing isolated CABG surgery with and without a history of a prior CEA...
  25. ncbi Correlation coefficient inference on censored bioassay data
    Liang Li
    Department of Biostatistics and Epidemiology, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
    J Biopharm Stat 15:501-12. 2005
    ..In addition, the proposed method works with many types of censored data in a similar way. Furthermore, we proposed an Monte Carlo exact test to assess the goodness-of-fit of the model...
  26. doi Socioeconomic position, not race, is linked to death after cardiac surgery
    Colleen G Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic, Ohio 44195, USA
    Circ Cardiovasc Qual Outcomes 3:267-76. 2010
    ..However, there is a complex interplay between race, sex, and socioeconomic position (SEP). In our investigation we sought to identify which of these was the driver of risk-adjusted survival...
  27. doi Electrocardiographic activity before onset of postoperative atrial fibrillation in cardiac surgery patients
    Mirela Ovreiu
    Department of Clinical Engineering Research, Cleveland Clinic, Cleveland, Ohio 44195, USA
    Pacing Clin Electrophysiol 31:1371-82. 2008
    ..Electrocardiographic (ECG) characteristics were analyzed in postoperative cardiac surgery patients in an attempt to predict development of new-onset postoperative atrial fibrillation (AF)...
  28. doi What are the real rates of postoperative complications: elucidating inconsistencies between administrative and clinical data sources
    Colleen G Koch
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, OH 44122, USA
    J Am Coll Surg 214:798-805. 2012
    ..We examined administrative and clinical data and 2 clinical data sources in 4 surgical morbidity outcomes...
  29. doi Transfusion and pulmonary morbidity after cardiac surgery
    Colleen Koch
    Department of Cardiothoracic Anesthesia, Cleveland Clinic, Cleveland, Ohio 44195, USA
    Ann Thorac Surg 88:1410-8. 2009
    ..Our objective was to determine the prevalence of pulmonary morbidity related to transfusion and whether TRALI consensus-criteria are applicable to cardiac surgery...
  30. doi Effect of changes in postoperative spirometry on survival after lung transplantation
    David P Mason
    Department of Thoracic and Cardiovascular Surgery, Heart and Vascular Institute, Cleveland Clinic, Cleveland, Ohio 44195, USA
    J Thorac Cardiovasc Surg 144:197-203. 2012
    ....
  31. ncbi A measurement error model with a Poisson distributed surrogate
    Liang Li
    Department of Biostatistics and Epidemiology Wb4, Cleveland Clinic Foundation, Cleveland, OH 44195, USA
    Stat Med 23:2527-36. 2004
    ..No distributional assumption is made for the unobserved covariate. The proposed method is illustrated with an example from the Wisconsin Sleep Cohort Study...
  32. ncbi The role of 111indium-octreotide brain scintigraphy in the diagnosis of cranial, dural-based meningiomas
    Narendra Nathoo
    Department of Neurosurgery, The Taussig Cancer Center, The Cleveland Clinic Foundation, Cleveland, OH 44195, USA
    J Neurooncol 81:167-74. 2007
    ..We report the use of (111)indium-octreotide brain scintigraphy (OBS) for the non-invasive differentiation of meningiomas from other cranial dural-based pathology...
  33. ncbi Local control of brain metastases by stereotactic radiosurgery in relation to dose to the tumor margin
    Michael A Vogelbaum
    Brain Tumor Institute and Departments of Biostatistics, Neurosurgery, and Radiation Oncology, Cleveland Clinic, Cleveland, Ohio 44195, USA
    J Neurosurg 104:907-12. 2006
    ..The goal in this retrospective study was to determine whether differences in doses to the margins of brain metastases affect the ability of SRS to achieve local control...
  34. ncbi Morbidity and mortality risk associated with red blood cell and blood-component transfusion in isolated coronary artery bypass grafting
    Colleen Gorman Koch
    Department of Cardiothoracic Anesthesia, The Cleveland Clinic Foundation, Cleveland, OH, USA
    Crit Care Med 34:1608-16. 2006
    ..Our objective was to quantify incremental risk associated with transfusion of packed red blood cells and other blood components on morbidity after coronary artery bypass grafting...
  35. ncbi Results of a survey of neurosurgical practice patterns regarding the prophylactic use of anti-epilepsy drugs in patients with brain tumors
    Vitaly Siomin
    Department of Neurosurgery, The Cleveland Clinic Brain Tumor Institute, 9500 Euclid Avenue, ND 40, Cleveland, OH 44195, USA
    J Neurooncol 74:211-5. 2005
    ..We surveyed neurosurgeons to evaluate practice patterns with regard to using AEDs in neurosurgical patients with brain tumors...
  36. ncbi A general exact method for synthesizing parallel-beam projections from cone-beam projections via filtered backprojection
    Liang Li
    Department of Engineering Physics, Tsinghua University, Beijing 100084, People s Republic of China
    Phys Med Biol 51:5643-54. 2006
    ..Interestingly, this angular range is larger than that derived in the Feldkamp reconstruction framework. Numerical experiments are performed in the circular scanning case to verify our method...
  37. ncbi The effect of perceived spatial separation on informational masking of Chinese speech
    Xihong Wu
    Department of Psychology, Peking University, Beijing 100871, China
    Hear Res 199:1-10. 2005
    ..Compared to the 45 degrees perceived within-hemifield separation, the 90 degrees perceived cross-hemifield separation does not produce further unmasking...
  38. ncbi Protein sequencing by mass analysis of polypeptide ladders after controlled protein hydrolysis
    Hongying Zhong
    Nat Biotechnol 22:1291-6. 2004
    ..This technique can potentially be automated for large-scale protein annotation...
  39. ncbi An algorithm for interpretation of low-energy collision-induced dissociation product ion spectra for de novo sequencing of peptides
    Hongying Zhong
    Department of Chemistry, University of Alberta, Edmonton, Alberta, Canada T6G 2G2
    Rapid Commun Mass Spectrom 19:1084-96. 2005
    ....
  40. ncbi Identification of bacteria using tandem mass spectrometry combined with a proteome database and statistical scoring
    Jacek P Dworzanski
    Geo Centers, Inc, Aberdeen Proving Ground, Maryland 21010 0068, USA
    Anal Chem 76:2355-66. 2004
    ....
  41. ncbi Gender- and age-specific impairment of rat performance in the Morris water maze following prenatal exposure to an MRI magnetic field
    Ma Li Jiang
    Department of Physiology, School of Medicine, Xi an Jiaotong University, Xi an, Shaanxi 710061, PR China
    Brain Res 995:140-4. 2004
    ..Thus, we conclude that prenatal exposure to MRI magnetic field induces cognitive/behavioral deficits in female rats at a specific age...
  42. ncbi Does the information content of an irrelevant source differentially affect spoken word recognition in younger and older adults?
    Liang Li
    Department of Psychology, Speech and Hearing Research Center, National Key Laboratory on Machine Perception, Peking University, Beijing, China
    J Exp Psychol Hum Percept Perform 30:1077-91. 2004
    ..However, the size of this effect was the same for younger and older adults, suggesting that cognitive-level interference from an irrelevant source was no worse for older adults than it was for younger adults...
  43. ncbi Identification of mammalian proteins cross-linked to DNA by ionizing radiation
    Sharon Barker
    Department of Oncology, Cross Cancer Institute, Edmonton, Alberta T6G 1Z2
    J Biol Chem 280:33826-38. 2005
    ..Quantitation of the fluorescence signal indicated no significant difference in total yields of IR-induced DPCs generated under aerated or hypoxic conditions, although differences were observed for several individual protein bands...
  44. ncbi Coupling fluorescence correlation spectroscopy with microchip electrophoresis to determine the effective surface charge of water-soluble quantum dots
    Chaoqing Dong
    College of Chemistry and Chemical Engineering, Shanghai Jiaotong University, 800 Dongchuan Road, Shanghai 200240, China
    Small 2:534-8. 2006
  45. pmc Transfection with anti-p65 intrabody suppresses invasion and angiogenesis in glioma cells by blocking nuclear factor-kappaB transcriptional activity
    Liang Li
    Program of Cancer Biology, Department of Cancer Biology and Pharmacology, University of Illinois College of Medicine at Peoria, Peoria, Illinois 61605, USA
    Clin Cancer Res 13:2178-90. 2007
    ....
  46. pmc Ultrasonic evoked responses in rat cochlear nucleus
    Yi Du
    Department of Psychology, Peking University, Beijing, China
    Brain Res 1172:40-7. 2007
    ..These evoked potential results agree with the well-documented behavioral repertoire of rats in the US frequency range...
  47. ncbi Modeling and analysis of local comprehensive minutia relation for fingerprint matching
    Xiaoguang He
    Key Laboratory of Complex Systems and Intelligence Science, Institute of Automation, Chinese Academy of Sciences, Beijing 100080, China
    IEEE Trans Syst Man Cybern B Cybern 37:1204-11. 2007
    ..Finally, the fingerprint matching is conducted with the variable bounded box method and iterative strategy. The experiments demonstrate that the proposed scheme is effective and robust in fingerprint alignment and matching...
  48. ncbi The ideal free distribution of clonal plant's ramets among patches in a heterogeneous environment
    Liang Li
    School of Life Science, Lanzhou University, Lanzhou, Gansu, 730000, PR China
    Bull Math Biol 68:1837-50. 2006
    ..But these results are true only when the functional response is type II...
  49. ncbi A cone-beam tomography system with a reduced size planar detector: a backprojection-filtration reconstruction algorithm as well as numerical and practical experiments
    Liang Li
    Department of Engineering Physics, Tsinghua University, Beijing 100084, China
    Appl Radiat Isot 65:1041-7. 2007
    ..Finally, some numerical simulations and practical experiments are done to validate the proposed algorithm and compare with rebinning algorithm...
  50. ncbi Fingerprint matching based on global comprehensive similarity
    Yuliang He
    Center for Biometrics and Security Research, Key Laboratory of Complex Systems and Intelligence Science, Institute of Automation, Chinese Academy of Science, PO Box 2728, Beijing 100080, China
    IEEE Trans Pattern Anal Mach Intell 28:850-62. 2006
    ..Through these steps, our experiment shows that the method mentioned above is both effective and suitable for limited memory AFIS owing to its less than 1k byte template size...
  51. ncbi Mass spectrometric methods for generation of protein mass database used for bacterial identification
    Zhengping Wang
    Department of Chemistry, University of Alberta, Edmonton, Canada
    Anal Chem 74:3174-82. 2002
    ..The implication of this work for future development of a comprehensive mass database is discussed...
  52. pmc HMDB: the Human Metabolome Database
    David S Wishart
    Department of Computing Science, University of Alberta, Edmonton, AB, Canada T6G 2E8
    Nucleic Acids Res 35:D521-6. 2007
    ..The HMDB is designed to address the broad needs of biochemists, clinical chemists, physicians, medical geneticists, nutritionists and members of the metabolomics community. The HMDB is available at: www.hmdb.ca...