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Table 2 Main study data

From: Aortic remodelling and false lumen changes after the frozen elephant trunk technique using the thoraflex hybrid stented graft for aortic dissection

 

Pre-operative

Early post-operative

P-value

Ratio with total aortic lumen in both groups

   

True aortic lumen

0.31 (0.12–0.86)

0.4 (0.19–0.88)

0.042*

False aortic lumen

0.66 (0.13–0.84)

0.54 (0.12–0.78)

0.02*

 

Acute (n = 8)

Chronic (n = 14)

P-value

Association between patients’ presentation and true lumen to total aortic lumen ratio

   

Pre-operative ratio between true lumen and total aortic lumen

0.37 (0.12–0.86)

0.27 (0.14–0.8)

0.25

Post-operative ratio between true lumen and total aortic lumen

0.55 (0.35–0.85)

0.27 (0.19–0.88)

0.009*

Change in the ratio before and after operation (post-operative ratio minus pre-operative ratio)

0.11 (− 0.08–0.85)

0.03 (− 0.14–0.21)

0.26

Association between patients’ presentation and false lumen to total aortic lumen ratio

   

Pre-operative ratio between false lumen and total aortic lumen

0.63 (0.13–0.8)

0.68 (0.2–0.84)

0.5

Post-operative ratio between false lumen and total aortic lumen

0.45 (0.15–0.65)

0.63 (0.12–0.78)

0.005*

Change in the ratio before and after operation (post-operative ratio minus pre-operative ratio)

 − 0.11 (− 0.51–0.08)

 − 0.04 (− 0.21–0.14)

0.36

  1. Data are represented as median (range)
  2. *P value is significant at ≤ 0.05