uc resources for research support€¦ · aim 2: research data repository • uc-rex data –...
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UC Resources for Research Support
Douglas S. Bell, MD, PhD Leader, UCLA CTSI Biomedical Informatics Program
UCLA CTSI Biomedical Informatics Program
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Overview
• Cohort size es.ma.on – UC-‐ReX, LADR
• Data collec.on and data set management – REDCap
• EHR data access – Recruitment – Clinical data export
• “Big” data
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UC Research eXchange (UC-‐ReX)
• Trials oIen fail to meet recruitment targets – Technology is needed to find eligible pa.ents
• UC Health System – 5 AMCs, 10 hospitals – 144,000 admissions, 290,000 ER visits / year – 3.9 million ambulatory visits / year – 50% of all transplants in California
• UC-‐ReX Vision Enable researchers to query clinical data from all UC Health campuses under a cross-‐ins:tu:onal IRB approval process
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UC-‐Rex: Federated Data Architecture
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ETL
Data Warehouse
SHRINE
UCLA
ETL
Data Warehouse
SHRINE
UCI
ETL
Data Warehouse
SHRINE
UCSD
ETL
Data Warehouse
SHRINE
UCD
ETL
Data Warehouse
SHRINE
UCSF
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ucrex.ctsi.ucla.edu
UC-ReX Demo
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Aim 2: Research Data Repository
• UC-ReX Data – Demographics (age, gender, race/ethnicity, language, religion) – ICD-9 diagnoses and procedures – Top 100 lab tests – Medications (outpatient orders + inpatient med administration)
Site DISTINCT PATIENTS
TOTAL OBSERVATIONS
DEMO-‐GRAPHICS
DIAGNOSES PROCEDURES LAB RESULTS VITAL STATUS
MedicaAons
UCSD 2,226,393 82,610,531 6,891,004 10,614,282 0 65,033,266 4,396
UCI 1,502,637 52,651,819 10,332,268 21,240,149 858,073 18,733,969 2,904
UCSF 1,898,967 85,624,811 1,807,854 5,860,213 285,067 77,615,742 34,568 21,367
UCD 2,001,452 109,871,655 10,921,320 18,958,851 680,524 79,120,530 35,780
UCLA 4,203,760 175,221,156 29,630,790 28,146,462 1,263,310 107,273,014 42,810 8,864,770
Total 11,833,209 505,979,972 59,583,236 84,819,957 3,086,974 347,776,521 120,458
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Los Angeles Data Resource (LADR)
DisAnct PaAents Total Facts
Cedars 2,424,482 19,468,005
UCLA 4,180,722 67,507,617
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Getting Patient-level Data
• Obtain IRB approval (Human subjects)
• Obtain Compliance approval (security and privacy)
• Set up location for receiving the data
• Data transfer to secure database or file server
• REDCap
xDR Data Warehouse
EHR Import Module Eligible paAents
Clinical labs
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“Big” Data Plaaorms
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“Big” Data Plaaorms
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