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Related Concept Videos

Data Validation01:03

Data Validation

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Data validation is an essential part of a comprehensive assessment. Validation is confirming or verifying and opening the door to gathering more assessment data as it clarifies vague or unclear data. The process of checking and verifying the collected information is called data validation. The primary purpose of data validation is to ensure data is as free from error, bias, and misinterpretation as possible.
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Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

Imaging Studies VI: Voiding Cystourethrography and Cystography

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Voiding Cystourethrography (VCUG) and Cystography are specialized radiographic procedures used to examine the structure and function of the bladder and urethra.Voiding Cystourethrography (VCUG)A Voiding Cystourethrogram (VCUG) is a diagnostic imaging procedure that assesses the anatomy and function of the lower urinary tract. It focuses on the bladder, bladder neck, and urethra, helping detect abnormalities such as vesicoureteral reflux (VUR)—the backward or reverse flow of urine into the...
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The genitourinary system is critical to maintaining fluid balance, waste elimination, and reproductive function. Nurses play a vital role in assessing this system, beginning with a thorough health history. This process involves gathering patient information, identifying risk factors, and recognizing symptoms of genitourinary disorders. Early detection is vital for timely interventions and management.1. Gathering Patient InformationA complete health history includes the patient’s personal,...
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Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

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Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
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Anatomy of the Genitourinary System II: Bladder and Urethra01:19

Anatomy of the Genitourinary System II: Bladder and Urethra

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The lower urinary system consists of the urinary bladder and urethra, which are essential in storing and expelling urine from the body. Together with the internal and external sphincters, these structures work together to regulate urination effectively.Anatomy of the BladderThe urinary bladder is a muscular, stretchable organ behind the pubic bone and in front of the rectum. In females, the bladder is positioned anterior to the vagina and inferior to the uterus, while in males, it is located...
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Assembling and validating data from multiple sources to study care for Veterans with bladder cancer.

Florian R Schroeck1,2,3,4, Brenda Sirovich5,6, John D Seigne7,8

  • 1White River Junction VA Medical Center, 215 N Main Street, White River Junction, VT, 05009, USA. florian.r.schroeck@dartmouth.edu.

BMC Urology
|September 8, 2017
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Merging multiple data sources, including administrative and pathology reports, accurately identifies bladder cancer care in veterans. This approach enhances observational research for optimal bladder cancer treatment strategies.

Keywords:
Bladder cancerCystoscopyElectronic health recordValidity

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Area of Science:

  • Oncology
  • Health Informatics
  • Data Science

Background:

  • Bladder cancer care research is limited despite high prevalence.
  • Big data research using linked sources can detail real-world care and outcomes.
  • Data integration included VA administrative data, Medicare claims, tumor registry, electronic health records, and pathology reports.

Purpose of the Study:

  • To assemble and validate linked data for observational research on bladder cancer care.
  • To assess the accuracy of using administrative data to identify patients receiving VA care.
  • To compare care receipt based on pathology report availability.

Main Methods:

  • Utilized combined data including VA administrative, Medicare, tumor registry, EHR, and pathology reports.
  • Validated administrative data by comparing diagnosis dates with tumor registry data.
  • Assessed accuracy of identifying bladder cancer care via chart review and pathology report availability.

Main Results:

  • 90% of patients had diagnosis dates within 90 days between administrative and registry data.
  • VA administrative data showed 98% sensitivity and 90% specificity for identifying bladder cancer care (n=100).
  • Bladder cancer care was significantly more common in patients with pathology reports (96% vs. 43%).

Conclusions:

  • Merging administrative, EHR, and pathology data enables validation of administrative data for bladder cancer research.
  • This integrated data approach offers new avenues for advancing observational studies in bladder cancer.
  • Findings support the utility of linked big data for understanding real-world cancer care.