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Table 2 Volumes of gas and tissue at baseline and H39 in the control group of patients

From: Computed tomography assessment of exogenous surfactant-induced lung reaeration in patients with acute lung injury

 

Baseline

H39

P value

Volume of gas (ml)

   

   Right upper and middle lobe

864 ± 440

934 ± 411

NS

   Left upper lobe

752 ± 321

722 ± 295

NS

   Right lower lobe

178 ± 206

241 ± 244

NS

   Left lower lobe

142 (47-277)

111(23-296)

NS

Volume of tissue (ml)

   

   Right upper and middle lobe

317 ± 115

313 ± 105

NS

   Left upper lobe

281 ± 69

272 ± 71

NS

   Right lower lobe

321 ± 106

275 ± 87

0.02

   Left lower lobe

299 ± 89

267 ± 49

NS

  1. Data are expressed as mean ± standard deviation or median and 25 to 75% interquartile range. H39, CT scan performed 39 hours after baseline. NS, not significant.