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Table 2 Pre – and post-training test scores in each of the OSAUS assessment elements including total score and mean change 95 % CI

From: Effect of ultrasound training of physicians working in the prehospital setting

Category Pre-training test median and (IQR) Post-training test median and (IQR) Mean change with 95 % CI P-value
(1) Applied knowledge of ultrasound equipment 4.0 (3.0–4.0) 4.0 (3.5–5.0) 0.51 (0.25–0.77) 0.0003
(2) Image optimization 2.8 (2.5–3.5) 3.3 (2.5–4.0) 0.43 (0.16–0.69) 0.0024
(3) Systematic examination 3.5 (2.75–4.0) 4.0 (3.5–5.0) 0.69 (0.30–1.08) 0.001
(4) Interpretation of images 2.5 (2.0–3.5) 3.5 (2.5–4.0) 0.55 (0.21–0.89) 0.0021
(5) Identification of at least one pathological finding. 2.0 (2.0–2.5) 3.0 (2.25–3.0) 0.61 (0.40–0.82) <0.0001
Total score 15.3 (12.0–17.5) 17.5 (14.5–21.0) 2.79 (1.76–3.81) <0.0001