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Ain-Shams Journal of Anesthesiology

Table 1 Comparison between group A: VCV and group B: PCV-VG according to the demographic data

From: Comparison between volume-controlled ventilation and pressure-controlled volume-guaranteed ventilation in postoperative lung atelectasis using lung ultrasound following upper abdominal laparotomies: a prospective randomized study

Demographic data

Group A: VCV (n = 30)

Group B: PCV-VG (n = 30)

t/x2#

p value

Age (years)

Mean ± SD

31.20 ± 7.18

30.26 ± 6.96

1.735

0.116

Gender

Male

9 (30.0%)

7 (23.3%)

1.314#

0.256

Female

21 (70.0%)

23 (76.7%)

Duration of surgery (min)

Mean ± SD

140.40 ± 25.69

136.19 ± 24.92

0.229

0.620

  1. Data presented as mean ± SD
  2. t independent sample t test, #x2 chi-square test, P value > 0.05 NS
  3. *P value < 0.05 S
  4. **P value < 0.001 HS
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