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Table 4 Comparison of image acquisition times between participants with and without previous ultrasound experience (P-US-E) at the end of the first workshop expressed in seconds and presented in median and interquartile ranges [25%; 75%]

From: Detecting cervical esophagus with ultrasound on healthy voluntaries: learning curve

Try number

P-US-E (n = 23)

No P-US-E (n = 9)

1

15 [9.02;29.9]

47.4 [35.3;101]

2

15.8 [9.59;32.9]

28.1 [14;38.7]

3

7.2 [5.09;17.4]

13.3 [9;39.6]

4

6.7 [5.21;11.4]

10.2 [7.8;19.9]

5

5.9 [4.58 8.9]

10.3 [7.3;13.8]

6

5.7 [4.1;9.7]

7.7 [5.6;19.9]

7

5.7 [3.84;10.6]

7 [6.3;11.6]

8

5 [3.6;5.95]

9.4 [5.9;13.4]

9

5 [3.72;7.5]

9.2 [7.4;10.5]

10

4.6 [3.45;6.3]

7.9 [4.8;12.8]

  1. The difference was not statistically significant (p = 0.05)