The primary objective of this study is to evaluate the practice patterns of rivaroxaban usage invenous-thromboembolism (VTE) and non-valvular atrial fibrillation (NVAF) in cancer patients. The secondary objectives are to evaluate outcomes such as recurrent VTE, stroke and bleeding for cancer patients on rivaroxaban.
This retrospective descriptive study will review charts of approximately 375 cancer patients prescribed rivaroxaban from January 1, 2012 to November 7, 2016 at UT MDACC for NVAF or patients that had prior VTE and diagnosis of cancer. The list of patients prescribed rivaroxaban during the study period will be obtained from Pharmacy Informatics. We will review the eligibility of all patients on the pharmacy list who were prescribed rivaroxaban during the study time-frame. The eligible patients who meet inclusion/exclusion criteria will be identified. All available data concerning demographic, clinical parameters and rivaroxaban usage will be collected for eligible patients from Pharmacy Informatics, CS, Laboratory Informatics, and Clinical Informatics Databases. The variables of interest include demographic information, clinical parameters (tumor type, extent of disease, clinical exam findings, and presence of comorbidities, diagnostic assessments, and treatment interventions), reason for rivaroxaban discontinuation and outcomes. The confidentiality of all patient-specific data will be maintained. By using Pharmacy Informatics and CS, we can capture most of patients prescribed rivaroxaban at the UT MDACC.This is a descriptive study and the final sample size will depend on available records for chart review from 01/01/2012 to 11/07/2016.
Study Type
OBSERVATIONAL
Enrollment
265
Retrospective chart review study to evaluate Rivaroxaban's utilization in cancer patients for venous-thromboembolism (VTE) or non-valvular atrial fibrillation (NVAF). Study conducted from from January 1, 2012 to November 7, 2016 at MD Anderson Cancer Center in Houston, Texas.
University of Texas MD Anderson Cancer Center
Houston, Texas, United States
Chart Review of Usage Pattern of Rivaroxaban in Participants with Cancer and Invenous-Thromboembolism (VTE) at MD Anderson Cancer Center
Proportion (95% confidence interval (CI)) of cancer patients who were on rivaroxaban with indication of VTE obtained among cancer patients who were on rivaroxaban. Analyses made among patients with VTE summarizing practice patterns of rivaroxaban by means, SDs, and ranges for continuous variables (e.g. platelet counts before a procedure) and the counts and percentages for categorical variables (e.g. stopping rivaroxaban before a procedure, stopping rivaroxaban when the platelets dropped \< 50K, adjusting rivaroxaban dose when the platelets dropped \< 50K, restarting rivaroxaban after it stopped).
Time frame: 1 year
Chart Review of Usage Pattern of Rivaroxaban in Participants with Cancer and Non-Valvular Atrial Fibrillation (NVAF) at MD Anderson Cancer Center
Proportion (95% confidence interval (CI)) of cancer patients who were on rivaroxaban with indication of NVAF obtained among cancer patients who were on rivaroxaban. Analyses made among patients with NVAF summarizing practice patterns of rivaroxaban by means, SDs, and ranges for continuous variables (e.g. platelet counts before a procedure) and the counts and percentages for categorical variables (e.g. stopping rivaroxaban before a procedure, stopping rivaroxaban when the platelets dropped \< 50K, adjusting rivaroxaban dose when the platelets dropped \< 50K, restarting rivaroxaban after it stopped).
Time frame: 1 year
Chart Review of Stroke Outcome Evaluation of Rivaroxaban in Cancer Participants with Invenous-Thromboembolism (VTE) at MD Anderson Cancer Center
Proportions of patients with recurrent stroke along with 95% CIs, estimated among patients with VTE . SAS 9.4 (SAS Institute INC, Cary, NC) used for data analysis.
Time frame: 1 year
Chart Review of Bleeding Outcome Evaluation of Rivaroxaban in Cancer Participants with Invenous-Thromboembolism (VTE) at MD Anderson Cancer Center
Proportions of patients with recurrent bleeding, along with 95% CIs, estimated among patients with VTE. SAS 9.4 (SAS Institute INC, Cary, NC) used for data analysis.
Time frame: 1 year
Chart Review of Stroke Outcome Evaluation of Rivaroxaban in Cancer Participants with Non-Valvular Atrial Fibrillation (NVAF) at MD Anderson Cancer Center
Proportions of patients with recurrent NVAF along with 95% CIs, estimated among patients with NVAF. SAS 9.4 (SAS Institute INC, Cary, NC) used for data analysis.
Time frame: 1 year
Chart Review of Bleeding Outcome Evaluation of Rivaroxaban in Cancer Participants with Non-Valvular Atrial Fibrillation (NVAF) at MD Anderson Cancer Center
Proportions of patients with recurrent bleeding, along with 95% CIs, estimated among patients with NVAF. SAS 9.4 (SAS Institute INC, Cary, NC) used for data analysis.
Time frame: 1 year
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