Research Topics
| Jessica A DavilaSummaryAffiliation: Baylor College of Medicine Country: USA Publications
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Detail Information
Publications
Cholangiocarcinoma: the "other" liver cancer on the riseJessica A Davila
The Houston Veterans Affairs Medical Center, Baylor College of Medicine, Texas, USA
Am J Gastroenterol 97:3199-200. 2002
Utilization of surveillance for hepatocellular carcinoma among hepatitis C virus-infected veterans in the United StatesJessica A Davila
the Michael E DeBakey Veterans Affairs Medical Center, Baylor College of Medicine, Houston, Texas, USA
Ann Intern Med 154:85-93. 2011..Surveillance for hepatocellular carcinoma (HCC) is recommended for patients with hepatitis C virus (HCV) infection and cirrhosis. However, whether surveillance is being done as recommended is unknown...- Use of surveillance for hepatocellular carcinoma among patients with cirrhosis in the United StatesJessica A Davila
Section of Health Services Research, Houston Center for Quality of Care and Utilization Studies, Houston VA Medical Center and Baylor College of Medicine, Houston, TX, USA
Hepatology 52:132-41. 2010..CONCLUSION: Less than 20% of patients with cirrhosis who developed HCC received regular surveillance. Gastroenterologists/hepatologists or physicians with an academic affiliation are more likely to perform surveillance... - Utilization and determinants of adjuvant therapy among older patients who receive curative surgery for pancreatic cancerJessica A Davila
Sections of Health Services Research, The Houston Veterans Affairs Medical Center, Baylor College of Medicine, Houston, TX, USA
Pancreas 38:e18-25. 2009..We conducted a population-based study to describe the utilization, determinants, and survival effects of adjuvant therapies after surgery among older patients with pancreatic cancer... - Utilization of screening for hepatocellular carcinoma in the United StatesJessica A Davila
Section of Health Services Research, Houston Veterans Affairs Medical Center and Baylor College of Medicine, Houston, TX, USA
J Clin Gastroenterol 41:777-82. 2007..Screening for hepatocellular carcinoma (HCC) has been recommended for patients at high-risk of developing HCC. Yet, the utilization and determinants of screening remain unclear... - Utilization and outcomes of palliative therapy for hepatocellular carcinoma: a population-based study in the United StatesJessica A Davila
Section of Health Services Research, Houston Veterans Affairs Medical Center and Baylor College of Medicine, Houston, TX, USA
J Clin Gastroenterol 46:71-7. 2012..To evaluate the utilization and determinants of receiving palliative treatment for hepatocellular carcinoma (HCC), and its effect on survival... - The effect of physician characteristics and their practice environment on surgical referral patterns for early-stage breast cancer in IowaJessica A Davila
Department of Medicine, Baylor College of Medicine, Houston, TX, USA
Am J Med Qual 19:266-73. 2004..Promoting interaction among physicians, particularly among those with different specialties, may increase the diffusion of new behaviors into clinical practice... - Causes of aggressive behavior in patients with dementiaMark E Kunik
Houston Center for Quality of Care and Utilization Studies, Health Services Research and Development Services, Houston, TX 77030, USA
J Clin Psychiatry 71:1145-52. 2010..To examine factors predicting development of aggression... - The continuing increase in the incidence of hepatocellular carcinoma in the United States: an updateHashem B El-Serag
The Houston Center for Quality of Care and Utilization Studies, Sections of Gastroenterology and Health Services Research at The Houston Veterans Affairs Medical Center, and Baylor College of Medicine, Houston, Texas 77030, USA
Ann Intern Med 139:817-23. 2003..The incidence of hepatocellular carcinoma was reported to be increasing in the United States. However, alternate explanations were diagnostic or reclassification bias and changes in the demographic features of the general population... - Endoscopic and surgical therapy for intrahepatic cholangiocarcinoma in the united states: a population-based studyYasser H Shaib
Sections of Health Services, Houston, TX, USA
J Clin Gastroenterol 41:911-7. 2007..Intrahepatic cholangiocarcinoma (ICC) is a highly fatal disease with limited therapeutic options. The determinants, trends, and outcomes of different therapies for ICC are largely unknown in the United States... - Hepatitis C infection and the increasing incidence of hepatocellular carcinoma: a population-based studyJessica A Davila
Section of Health Services Research, Houston Veterans Affairs Medical Center and Baylor College of Medicine, Houston, TX 77030, USA
Gastroenterology 127:1372-80. 2004..CONCLUSIONS: There has been a significant recent increase in HCV- and HBV-related HCC. Increasing rates of HCV-related HCC can explain a substantial proportion of the reported increase in HCC incidence during recent years... - Treatment and outcomes of treating of hepatocellular carcinoma among Medicare recipients in the United States: a population-based studyHashem B El-Serag
Section of Health Services Research, Houston Veterans Affairs Medical Center, Baylor College of Medicine, 2002 Holcombe Boulevard 152, Houston, TX 77030, USA
J Hepatol 44:158-66. 2006..Yet, neither the extent to which potentially curative or palliative therapy is used to treat HCC, nor the determinants of using such therapies are known. Further, it is unclear how effective different modalities are for treating HCC... - Is there a true "shift" to the right colon in the incidence of colorectal cancer?Linda Rabeneck
Department of Veterans Affairs Health Services Research, the Gastroenterology and Health Services Research Sections, Houston, Texas, USA
Am J Gastroenterol 98:1400-9. 2003..Previous studies have reported a migration in the occurrence of colorectal cancer (CRC) toward a proximal colonic location. To assess the potential impact of this, we evaluated recent temporal trends in the United States... - Is fibrolamellar carcinoma different from hepatocellular carcinoma? A US population-based studyHashem B El-Serag
Section of Health Services Research, The Houston Veterans Affairs Medical Center and Baylor College of Medicine, 2002 Holcombe Boulevard 152, Houston, TX 77030, USA
Hepatology 39:798-803. 2004..In conclusion, in a population-based study, we observed remarkable differences in the epidemiology and prognosis of FLC compared to HCC... - Incidence and survival of pancreatic head and body and tail cancers: a population-based study in the United StatesMelvin K Lau
Sections of Gastroenterology and Health Services Research, Department of Veterans Affairs Medical Center, Houston, TX, USA
Pancreas 39:458-62. 2010..No studies have examined whether the demographics, disease characteristics, and patient survival with pancreatic body/tail cancers are different from pancreatic head tumors... - Surveillance for hepatocellular carcinoma: development and validation of an algorithm to classify tests in administrative and laboratory dataPeter Richardson
Section of Health Services Research, Houston Center for Quality of Care and Utilization Studies, The Houston Veterans Affairs Medical Center and Baylor College of Medicine, Houston, TX, USA
Dig Dis Sci 55:3241-51. 2010..The purpose of alpha-fetoprotein (AFP) and abdominal ultrasound (US) cannot be discerned in administrative data... - The epidemiology of malignant gastrointestinal stromal tumors: an analysis of 1,458 cases from 1992 to 2000Thomas Tran
Department of Medicine, Baylor College of Medicine, Houston, TX 77030, USA
Am J Gastroenterol 100:162-8. 2005..CONCLUSIONS: Malignant gastrointestinal stromal tumors rare, but are more common in the older population, men, and Blacks. Risk factors for mortality include older age, Black race, advanced stage, and no surgical intervention... - Effectiveness of AFP and ultrasound tests on hepatocellular carcinoma mortality in HCV-infected patients in the USAHashem B El-Serag
The Michael E DeBakey VA Medical Center, Houston, TX 77030, USA
Gut 60:992-7. 2011..The objective of this study was to evaluate the effectiveness of HCC surveillance in a national Veterans Administration (VA) practice setting, using the national VA hepatitis C virus (HCV) Clinical Case Registry... - Consequences of aggressive behavior in patients with dementiaMark E Kunik
Houston Center for Quality of Care and Utilization Studies, Houston, TX 77030, USA
J Neuropsychiatry Clin Neurosci 22:40-7. 2010..Of 215 patients, 88 became aggressive, associated with significantly increased use of psychotropic medication (p< or =0.04), injuries (p< or =0.0001), and nursing-home placement (p< or =0.004)... 
Determinants of serum alpha-fetoprotein levels in hepatitis C-infected patientsPeter Richardson
Houston Center for Quality of Care and Utilization Studies, Houston, Texas, USA
Clin Gastroenterol Hepatol 10:428-33. 2012..This information might improve AFP-based algorithms for HCC detection...- Level of α-fetoprotein predicts mortality among patients with hepatitis C-related hepatocellular carcinomaGia L Tyson
Houston VA Health Services Research and Development Center of Excellence, Michael E DeBakey Veterans Affairs Medical Center, Houston, Texas, USA
Clin Gastroenterol Hepatol 9:989-94. 2011..We investigated whether higher levels of AFP at the time of diagnosis are associated with increased mortality of patients with HCV-related HCC... - Quality of relationships as a predictor of psychosocial functioning in patients with dementiaValdesha Ball
Houston Center for Quality of Care and Utilization Studies, Health Services Research and Development Service, Houston, TX 77030, USA
J Geriatr Psychiatry Neurol 23:109-14. 2010..Improvement in mutuality over 4-month periods was associated with increased social stimulation, decreased caregiver burden, and decreased aggression over time... - Geographic variation within the United States in the incidence of hepatocellular carcinomaJessica A Davila
Health Services Research, The Houston Veterans Affairs Medical Center, 2002 Holcombe Blvd. (152, Houston, TX 77030, USA
J Clin Epidemiol 56:487-93. 2003..Significant geographic variation in HCC incidence exist in the United States. These variations are only partly explained by differences in age, gender, race, and year of diagnosis... - Educating Health Professionals in Obstetrics and Gynecology Regarding Rapid Human Immunodeficiency Virus (HIV) Testing in Labor and Delivery: A Local InitiativeJudy Levison
Departments of Obstetrics Gynecology and Family Medicine and Community Medicine, Baylor College of Medicine, Northwest Health Center, 1100 W 34th St, Houston, TX, USA
Matern Child Health J 16:1748-53. 2012..Educating health professionals in obstetrics and gynecology regarding rapid human immunodeficiency virus (HIV) testing in Labor and Delivery: A local initiative... - VHA pharmacy use in veterans with Medicare drug coverageRobert O Morgan
Division of Management, Policy, and Community Health, University of Texas School of Public Health, Houston, TX, USA
Am J Manag Care 15:e1-8. 2009..To determine how Medicare benefits affect veterans' use of Veterans Health Administration (VHA) pharmacy services... - Documentation of antipsychotic use and indications for newly diagnosed, nonaggressive dementia patientsNikhil Dhawan
Houston Center for Quality of Care and Utilization Studies, Health Services Research, Houston, TX, USA
Prim Care Companion J Clin Psychiatry 10:97-102. 2008..The purpose of this study was to determine the prevalence of antipsychotic use among nonaggressive patients with newly diagnosed dementia and to examine indications for antipsychotic use... - Racial differences in survival of hepatocellular carcinoma in the United States: a population-based studyJessica A Davila
Section of Health Services Research, The Houston Center for Quality of Care and Utilization Studies, Michael E. DeBakey Veterans Affairs Medical Center and Baylor College of Medicine, Houston, Texas, USA
Clin Gastroenterol Hepatol 4:104-10; quiz 4-5. 2006..CONCLUSIONS: We observed significant racial variation in survival. These variations in survival are partly explained by a lower likelihood of receipt of therapy and more advanced HCC at diagnosis among blacks and Hispanics... - Postoperative 30-day mortality following surgical resection for colorectal cancer in veterans: changes in the right directionJessica A Davila
Houston Center for Quality of Care and Utilization Studies, Houston VAMC, and Baylor College of Medicine, Texas 77030, USA
Dig Dis Sci 50:1722-8. 2005..An improvement in 30-day postoperative mortality following surgical resection for CRC was observed. Declining preoperative and postoperative disorders, as well as improvements in surgical care, could partly explain these findings... - Risk factors of intrahepatic cholangiocarcinoma in the United States: a case-control studyYasser H Shaib
Section of Health Services Research, Michael E DeBakey Veterans Affairs Medical Center, Baylor College of Medicine, Houston, Texas 77030, USA
Gastroenterology 128:620-6. 2005..In this case-control study, we used the Surveillance, Epidemiology, and End Results-Medicare database to evaluate the prevalence of known risk factors for intrahepatic cholangiocarcinoma and explore other potential risk factors... - Outcomes of colorectal cancer in the United States: no change in survival (1986-1997)Linda Rabeneck
Department of Veterans Affairs (VA) Health Services Research and Development (HSR and D) Center of Excellence, Houston, Texas, USA
Am J Gastroenterol 98:471-7. 2003..However, the lack of improvement in survival over time in whites and blacks indicates that despite advances in screening and treatment, to date, no survival benefit has occurred... - Increasing use of rapid HIV testing in labor and delivery among women with no prenatal care: a local initiativeJudy Levison
Departments of Obstetrics Gynecology and Family Community Medicine, Northwest Health Center, Baylor College of Medicine, 1100 W 34th St, Houston, TX 77018, USA
Matern Child Health J 15:822-6. 2011..5%. At 1 year, almost 100% of women with no prenatal care at both hospitals received rapid testing. Educating staff and clinicians and implementing system-wide changes may facilitate behavior change regarding prenatal HIV testing... - Receipt of recommended therapy by patients with advanced colorectal cancerNeena S Abraham
Houston Center of Quality Care and Utilization Studies, Section of Health Services Research, Department of Medicine, Baylor College of Medicine, Houston, Texas 77030, USA
Am J Gastroenterol 101:1320-8. 2006..CONCLUSIONS: Most colon cancer patients at a major VA medical center receive recommended therapy. Among rectal cancer patients, those presented at tumor board are most likely to receive recommended therapy... - Centralization of HIV services in HIV-positive African-American and Hispanic youth improves retention in careJessica A Davila
a Michael E DeBakey Veterans Affairs Medical Center, Houston Health Services Research and Development HSR and D Center of Excellence, Houston, TX, USA
AIDS Care 25:202-6. 2013..04). Results suggest that centralizing youth-specific care and expanding youth services can improve retention in HIV care. These system changes should be considered when resources allow... - From access to engagement: measuring retention in outpatient HIV clinical careMichael J Mugavero
Division of Infectious Diseases, Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama 35294 2050, USA
AIDS Patient Care STDS 24:607-13. 2010.... - Using nonrapid HIV technology for routine, opt-out HIV screening in a high-volume urban emergency departmentShkelzen Hoxhaj
Baylor College of Medicine, Houston, TX, USA
Ann Emerg Med 58:S79-84. 2011..We implement an opt-out routine screening program in a high-volume, urban emergency department (ED), using conventional (nonrapid) technology as an alternative to rapid HIV tests... - Documentation, assessment, and treatment of aggression in patients with newly diagnosed dementiaMark E Kunik
Houston Center for Quality of Care and Utilization Studies, Michael E DeBakey Veterans Affairs Medical Center, and Menninger Department of Psychiatry and Behavioral Sciences, Baylor College of Medicine, TX 77030, USA
Alzheimer Dis Assoc Disord 21:115-21. 2007.... - Risk factors for intrahepatic and extrahepatic cholangiocarcinoma in the United States: a population-based case-control studyTania M Welzel
Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Department of Health and Human Services, Bethesda, Maryland, USA
Clin Gastroenterol Hepatol 5:1221-8. 2007..Because the etiology of both tumors is poorly understood, a population-based case-control study was conducted to examine the association of ECC and ICC with preexisting medical conditions... - Rising incidence of intrahepatic cholangiocarcinoma in the United States: a true increase?Yasser H Shaib
The National Cancer Institute, NIH, Bethesda, MD, USA
J Hepatol 40:472-7. 2004..The incidence of intrahepatic cholangiocarcinoma (ICC) has been reported to be increasing in the USA. The aim of this study is to examine whether this is a true increase or a reflection of improved detection or reclassification... - Surgical volume and long-term survival following surgery for colorectal cancer in the Veterans Affairs Health-Care SystemLinda Rabeneck
Division of Gastroenterology, Department of Medicine, University of Toronto, Toronto, Canada
Am J Gastroenterol 99:668-75. 2004..Future studies are needed to discover what aspects of clinical management explain these differences...