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Table 3 Scores for basic critical-care transthoracic echocardiography obtained by the novices at M1, M3, and M6

From: Prospective assessment of a score for assessing basic critical-care transthoracic echocardiography skills in ventilated critically ill patients

 

M1

M3

M6

P-value

Number of TTEs performed since start of training

7 (5 to 10)

27 (24 to 30)

67 (57 to 80)

0.0003

Total Score (/20)

13 (10 to 14)

15 (12 to 16)

17 (15 to 18)

< 0.001

Score on the first part of the scoring system (image quality/12)

7 (5 to 9)

8 (7 to 9)

10 (9 to 11)

< 0.001

Score on the first part of the scoring system (semi-quantitative measurements/8)

6 (5 to 7)

7 (5 to 8)

7 (6 to 8)

0.07

Time from starting TTE to suggesting the diagnosis/treatment

    

 < 15 minutes

0 (0%)

0 (0%)

6 (50%)

0.03

  15 to 20 minutes

0 (0%)

4 (33%)

4 (33%)

0.1

  < 20 minutes

12 (100%)

8 (67%)

2 (17%)

0.002

Agreement with experts concerning diagnosis/treatment

0.6 ± 0.5

0.5 ± 0.5

0.8 ± 0.4

< 0.0001

  1. N = 12.
  2. Quantitative data are expressed as mean ± standard deviation or median (25% to 75% IQR) range and qualitative data as n (%).
  3. M: months; TTE: transthoracic echocardiography.