Predictor variable, as pertains to trainees | Image quality: % of images graded 3 or higher | Image interpretation: mean kappa across all pathologies | ||
---|---|---|---|---|
Correlation (r) | p value | Correlation (r) | p value | |
Trainee age | − 0.398 | 0.329 | − 0.685 | 0.061 |
Trainee sex | − 0.050 | 0.906 | 0.277 | 0.507 |
Highest academic degree | 0.655 | 0.078 | 0.655 | 0.078 |
# of years in clinical practice | − 0.185 | 0.660 | − 0.549 | 0.158 |
# ultrasound exams performed prior to training | 0.733 | 0.039 | 0.452 | 0.261 |
Self-described ability to learn new technical skills | 0.507 | 0.200 | − 0.056 | 0.895 |
Self-described knowledge-base in cardiology | − 0.577 | 0.134 | − 0.577 | 0.134 |
Test score: Pre-training 10Q Anatomy and Physiology | 0.102 | 0.810 | 0.106 | 0.802 |
Test score: Post-training 10Q Anatomy and Physiology | 0.492 | 0.215 | 0.388 | 0.342 |
Test score: Pre-training 20Q Ultrasound Images | 0.253 | 0.546 | 0.217 | 0.607 |
Test score: Post-training 20Q Ultrasound Images | 0.881 | 0.004 | 0.876 | 0.004 |