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Table 1 Visualization of the gallbladder, common bile duct, pancreas, aorta/retroperitoneal space, kidneys and spleen in fasting and non-fasting patients

From: Is fasting a necessary preparation for abdominal ultrasound?

 

Excellent

Acceptable

Unacceptable

N

Total

GALLBLADDER*

     

Fasting

44(88)

6(12)

0

50

 

Non-fasting

44(84)

7(14)

1(2)

52

102

CBD

     

Fasting

44(85)

8(15)

0

52

 

Non-fasting

42(89

9(17)

1(2)

52

104

PANCREAS

     

Fasting

34(65)

13(25)

5(10)

52

 

Non-fasting

29(56)

21(40)

2(4)

52

104

AORTA/RETROPER.SPACE

     

Fasting

21(40)

27(52)

4(8)

52

 

Non-fasting

23(44)

25(48)

4(8)

52

104

KIDNEYS

     

Fasting

51(98)

0

1(2)

52

 

Non-fasting

51(98)

0

1(2)

52

104

SPLEEN

     

Fasting

48(92)

0

4(8)

52

 

Non-fasting

50(96)

0

2(4)

52

104

  1. (percentages in brackets) [*2 fasting patients had cholecystectomies] ["Excellent" and "acceptable" groups combined for 2 × 2 table analysis versus the unacceptable group, using Fisher exact test : cutoff for significance 0.05]