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Table 1 The demographic characterizations of the parturients

From: The effects of intravenous remifentanil on umbilical artery serum-derived exosomes in parturients undergoing epidural anesthesia: a randomized trial

Variables

Group E (n = 20)

Group R (n = 21)

P value

Age (year)

32.1 ± 3.8

31.8 ± 5.0

0.838 a

ASA physical status (n, I/II)

10/10

13/8

0.758 b

Weight (kg)

71.8 ± 7.1

70.1 ± 9.3

0.525 a

Height (cm)

158.3 ± 3.7

159.2 ± 4.1

0.466 a

BMI (kg/m2)

29.0 ± 2.6

27.6 ± 3.3

0.142 a

Pregnant week (weeks)

38.8 ± 1.2

38.8 ± 1.1

0.899 a

Smoking habit (n (%))

0 (0%)

0 (0%)

NA b

Alcohol drinking habit (n (%))

0 (0%)

0 (0%)

NA b

Gestational weight gain (kg)

13.4 ± 3.3

14.6 ± 3.8

0.275 a

Hypertensive disorders of pregnancy (n (%))

2 (10%)

2 (9.5%)

0.678 b

Gestational diabetes (n (%))

3 (15%)

4 (19%)

0.529 b

Surgery duration (min)

51.6 ± 8.3

54.5 ± 9.0

0.287 a

Upper sensory block level (T)

5 [4, 6]

5 [4, 6]

0.846 c

Volume of anesthetic solution (mL)

14.1 ± 1.2

14.3 ± 1.3

0.545 a

Total oxytocin dose (U)

20.5 ± 6.0

20.0 ± 5.5

0.783 a

Volume of blood loss (mL)

300.0 ± 56.2

307.1 ± 57.6

0.690 a

  1. Data are expressed as mean ± standard deviation or median [interquartile range] or number (%)
  2. ASA American Society of Anesthesiologists, BMI body mass index
  3. a Independent t-test; b Fisher’s exact test; c Mann–Whitney U test