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Table 2 Quantitative and qualitative gastric ultrasound examination

From: Point-of-care ultrasound defines gastric content in elective surgical patients with type 2 diabetes mellitus: a prospective cohort study

 

Diabetic patient

Non-diabetic patient

P-value

Clear liquid & light meal

n = 52

n = 50

 

Perlas grade

  

0.000

 0

6 (11.5%)

16 (32.0%)

 

 1

21 (40.4%)

30 (60.0%)

 

 2

25 (48.1%)

4 (8.0%)

 

Antral cross-sectional area > 340 mm2 (Right lateral decubitus)

37 (71.2%)

25 (50.0%)

0.029

Indication

  

0.000

 Empty stomach

13 (25.0%)

32 (64.0%)

 

 Intermediate stomach

14 (26.9%)

14 (28.0%)

 

 Full stomach

25 (48.1%)

4 (8.0%)

 

Clear liquid

n = 25

n = 25

 

 Perlas grade

  

0.000

 0

3 (12.0%)

10 (40.0%)

 

 1

11 (44.0%)

13 (52.0%)

 

 2

11 (44.0%)

2 (8.0%)

 

Antral cross-sectional area > 340 mm2 (Right lateral decubitus)

18 (72.0%)

10 (40.0%)

0.023

 Indication

  

0.000

 Empty stomach

5 (20.0%)

15 (60.0%)

 

 Intermediate stomach

9 (36.0%)

8 (32.0%)

 

 Full stomach

11 (44.0%)

2 (8.0%)

 

Light meal

n = 27

n = 25

 

Perlas grade

  

0.000

 0

3 (11.1%)

6 (24.0%)

 

 1

10 (37.0%)

17 (68.0%)

 

 2

14 (51.9%)

2 (8.0%)

 

Antral cross-sectional area > 340 mm2 (Right lateral decubitus)

19 (70.4%)

15 (60.0%)

0.432

Indication

  

0.000

 Empty stomach

6 (22.2%)

17 (68.0%)

 

 Intermediate stomach

7 (25.9%)

6 (24.0%)

 

 Full stomach

14 (51.9%)

2 (8.0%)

 
  1. Data are given as number (percentage of patients)