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Table 2 Detailed results from the image analysis

From: Limited intervention improves technical skill in focus assessed transthoracic echocardiography among novice examiners

 

Anatomical presentation

Sector optimization

Gain adjustment

Image sharpness

Interpretational value

Before intervention

Mean

3.40

4.01

2.69

3.72

3.70

CI

3.21-3.59

3.84-4.17

2.60-2.80

3.56-3.88

3.50-3.89

After intervention

Mean

3.68

4.50

2.80

3.81

3.96

CI

3.50-3.86

4.38-4.62

2.70-2.89

3.68-3.94

3.78-4.14

P-value

0.002

<0.0001

0.086

0.25

0.008