Data Management Flashcards
(31 cards)
GIGO
Garbage In, Garbage Out: data quality can be made better with coding, but bad data cannot be saved.
ICD
International Classification of Diseases
WHO. Standard Diagnosis Terminology
WHO ATC
WHO Anatomical, Therapeutic, Chemical
codiert nur die Wirkstoffe (Medikamententerminologie)
WHO Drug / WHO DD(E)
Codes the drug name (ie: Aspirin Ratiopharm)
MedDRA
Medical Dictionary for Regulatory Activities
Entwicklung und Pflege durch MSSO (Maintenance & Support Services Organisation)
Codiert Medizinische, gesundheitsbezogene und regulatorische konzepte für ALLE phasen der Entwicklung von arzneimitteln für den einsatz bei Menschen
Codes for events (Ereignissen) and not outcomes (ie: death)
MSSO
Maintenance & Support Services Organisation
Develops and administers MedDRA
MedDRA: SOCs
System Organ Classes
MedDRA: PTs
Preferred Terms (2nd most specific)
Beschreiben ein einzelnes, abgrenzbares medizinisches Konzept (symptom, diagnosis, untersuchungsergebnis)
MedDRA: LLTs
Lowest Level Terms
SmPC
Summary of Product Characteristics (label)
RMP
Risk Management Plan
JMO
MedDRA nicht von MSSO in Japan abgedeckt. JMO administers Japanese Version.
Wie oft wird MedDRA weiterentwickelt (Updated?)
2 mal jährlich
CTCAE
Common Terminology Criteria for Adverse Events
developed by National Cancer Institute, mostly used in oncology studies to describe Klassifikation und Bericht von AEs, Schweregradeinteilungen die von MedDRA nicht abgedeckt werden.
CTC
Common Toxicity Criteria
Klassifikation und Bericht von Chemotherapie-assoziierten Adverse Events bie Krebspatienten
What should be done to increase the progress-curve of a study?
- relax ein/ausschluss kriterien
- increase enrollment, more marketing
- open more study centers
Who is present at Blind Data Review meeting?
Project Leader (Project status)
Mediziner (SAEs, Coding)
Clinical Lead & CRA (protocol deviations)
DM Lead, DBP, CDA
Statistiker (Mock-Tables, protocol violations)
ITT
Intent to Treat population (analysis)
In an ITT population, none of the patients are excluded and the patients are analyzed according to the randomization scheme. In other words, for the purposes of ITT analysis, everyone who is randomized in the trial is considered to be part of the trial regardless of whether he or she is dosed or completes the trial.
For example, if people who have a more refractory or serious problem tend to drop out of a study at a higher rate, even a completely ineffective treatment may appear to be providing benefits if one merely compares the condition before and after the treatment for only those who finish the study (ignoring those who were enrolled originally, but have since been excluded or dropped out).
Medical investigators often have difficulties in completing ITT analysis because of clinical trial issues like missing data or poor treatment protocol adherence.
PPP
Per Protocol Population
This analysis can only be restricted to the participants who fulfill the protocol in the terms of the eligibility, interventions, and outcome assessment. This analysis is known as an “on-treatment” or “per protocol” analysis. Also, the per-protocol restricts the comparison of the treatments to the ideal patients, that is, those who adhered perfectly to the clinical trial instructions as stipulated in the protocol. This population is classically called the per-protocol population and the analysis is called the per-protocol-analysis. A per-protocol analysis envisages determining the biological effect of the new drug. However, by restricting the analysis to a selected patient population, it does not show the practical value of the new drug.
Major protocol deviations
- ICF not signed
- Patients do not satisfy the inclusion and/or exclusion criteria,
- Patient drop outs
- A patient is randomized to Treatment A, but is treated with Treatment B,
- Some patients are not compliant, that is, do not take their medication as instructed, and so on.
Database Lock
Das Schließen einer Datenbank, nachdem alle Daten validiert wurden (Diskrepanzen addressiert und gelöst), sodass keine weiteren Änderungen vorgenommen werden können.
- Alle Patienten frozen und locked.
- Ein “Case Report Form summary” Report generated to confirm lock of all patients
GCP for Data Management
- Quality control processes
- SOPs
- Dokumentation und Ablage
- Audit trails
- Training
- Validation
- Datenschutz
- Safeguard Blinding
- RTSM (Randomization & Trial Supply Management): maintain randomization codes and procedures for breaking codes
Computer System Validation
dokumentierten Prozess, mit dem konsistent und reproduzierbar sichergestellt wird, dass ein Computer-System genau das tut, wofür es entwickelt wurde.
V-Modell
- Zweck des systems vollständig, korrekt und effizient erfüllt wird.
- Maßnahmen unternommen, das System in einem validierten Zustand zu halten.
21 CFR Part 11
FDA kriterien für:
- elektronische Daten und Signaturen als vertrauenswürdig, zuverlässig und gleichgestellt zu paper-docs.
- bekräftigt die Anforderungen von GCP