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Table 6 Postoperative complications and hospital stay

From: Effects of ultrasound-guided alveolar recruitment manoeuvres compared with sustained inflation or no recruitment manoeuvres on atelectasis in laparoscopic gynaecological surgery as assessed by ultrasonography: a randomized clinical trial

  C group
(n = 30)
SI group
(n = 30)
UD group
(n = 30)
χ2 /F P value
Postoperative pneumonia a 1(3.33%) 1(3.33%) 1(3.33%) 0.00 1.00
Postoperative pleural effusion b 2(6.67%) 2(6.67%) 1(3.33%) 0.42 0.81
Atelectasis in PACU c 3(10.00%) 2(6.67%) 2(6.67%) 0.40 0.86
Postoperative atelectasis c 3(10.00%) 4(13.33%) 3(10.00%) 0.23 0.89
Extubation failure 0(0.00%) 0(0.00%) 0(0.00%) - -
Postoperative pain scores 3.90 ± 1.16 3.93 ± 0.94 3.77 ± 1.17 0.20 0.82
Length of hospital stay after surgery(days) 5.13 ± 1.279 5.33 ± 1.028 5.53 ± 1.252 0.85 0.43
  1. Data are presented as mean ± SD or number (%)
  2. a Pneumonia defined as cough with body temperature at least 37.5℃ or WBC > 10 × 109/L, also is confirmed by chest radiograph
  3. b Pleural effusion is confirmed by chest radiograph
  4. c Atelectasis is also confirmed by chest radiograph