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Chest Reporting by Radiographers

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Nick Woznitza

on 10 March 2014

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Transcript of Chest Reporting by Radiographers

How Do You Evaluate?
Chest X-ray Reporting by Radiographers

Components of the research project; drivers, rationale, methods & progress
What can £10k? buy?
Chest X-rays
What Can £10k Buy?
Nick Woznitza
Reporting Radiographer - Homerton Hospital
PhD Student - Canterbury Christ Church

The accuracy of radiographer chest x-ray interpretation and the influence of their reports on clinicians' diagnostic reasoning
2,353 bottles of contrast media
1.5 ultrasound probes
1/4 DR detector
Keyboard for PET-MRI
Level 1 - Technical Capacity
Level 2 - Diagnostic Accuracy
Skeletal = Definitive
Brealey et al Meta-Analysis (2005)
Piper et al Clinical Evaluation (1997)
Chest = Paucity
Level 3 - Diagnostic Impact
CT = established
MRI = comprehensive
XRs = limited
Rad XRs = sparse
Level 4 - Therapeutic Impact
Level 5 - Patient Outcome
Level 6 - Societal Outcome
Evidence-based practice
Accurate interpretations
Does it influence care?
Average competent practitioner
CoR/RCR = Equivalent of consultant radiologist
Non-inferiority design
What is the Baseline?
Pilot Studies Completed
Recruitment on track
Image bank collated
Case summaries have begun
Diagnostic Accuracy: end Feb 2014
Diagnostic Impact: March - July 2014
What Else Does £10k Buy?
A robust evaluation of radiographer chest x-ray reporting which MAY POSSIBLY...
improve patient care and efficiency within
the NHS
Cohort of 10 radiographers 10 radiologists
106 CXRs
Robust reference standard diagnosis
Free-response ROC methodology
Diagnostic Accuracy
Case summary for each case
Range of clinicians (experience, specialty)
Tsushima method of assessing diagnostic confidence
Diagnostic Influence
What else can 10k buy?
Full transcript