Table 2 Quality of ultrasound image and machine use
Examiner 1 (Surgeon) | Examiner 2 (Radiologist) | Examiner 3 (Emergency physician) | |
|---|---|---|---|
Quality of ultrasound image | |||
Interpretable % (n) | |||
Control group | 78% (39) | 72% (36) | 76% (38) |
Intervention group | 82% (41) | 78% (39) | 80% (40) |
p value | 0.6171 | 0.4884 | 0.6292 |
Quality of machine use | |||
Satisfactory % (n) | |||
Control group | 92% (46) | 54% (27) | 82% (41) |
Intervention group | 100% (50) | 74% (37) | 92% (46) |
p value | 0.0412* | 0.0372* | 0.1371 |