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Table 2 Antral cross-sectional area, gastric volume and fasting duration according - the antral grades in non-laboring and laboring women

From: Prevalence of risk stomach in laboring women allowed to unrestrictive oral intake: a comparative cross-sectional study

 

Fasted non-laboring

Non-fasted laboring

Grade 0 (N = 33)

Grade 1(N = 17)

P-value

Grade 0 (N = 8)

Grade 1(N = 8)

Grade 2 (N = 7)

Grade 3 (N = 27)

P-value

Supine-CSA (mm2)

350

[307–407]

395

[349–472]

0.061

437

[386–494]*

446

[435–496]

841

[561–1542]

722

[555–930]

< 0.001

RLD-CSA (mm2)

480

[435–567]

653

[591–882]

< 0.001

571

[528–622] *

741

[620–820]

1110

[917–2200]

1113

[790–1355]

< 0.001

Gastric volume (ml)

67.9

[50.9–78.4)]

102.4

[82.2–146.3]

< 0.001

85.3

[65.6–104.7]*

123.3

[98.0–136.2]

216.8

[170.0–505.2]

206.1

[160.2–289.0]

< 0.001

Gastric volume (ml· kg−1)

1.0

[0.8–1.2]

1.6

[1.2–2.1]

< 0.001

1.3

[1.0–1.5] *

1.8

[1.3–2.1]

3.1

[2.4–8.0]

3.0

[2.3–4.3]

< 0.001

Fasting for solids (hours)

13.0

[12.0–14.5]

12.0

[10.5–15.0]

0.725

3.5

[1.9–5.1]

3.5

[1.1–4.8]

1.5

[0.7–4.0]

2.5

[0.5–3.5]

0.385

Fasting for liquids (hours)

12.0

[10.0–13.0]

11.0

[8.3–12.5]

0.680

1.0

[0.5–1.8]

1.0

[0.5–3.8]

0.7

[0.5–2.0]

1.0

[0.5–2.0]

0.886

  1. Values are expressed as median [interquartile range]
  2. Abbreviation: CSA antral cross-sectional area, RLD right lateral decubitus
  3. * Compared - non-laboring women with grade 0, P < 0.05
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BMC Anesthesiology

ISSN: 1471-2253

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