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Table 1 Descriptive statistics of the different groups

From: A retrospective study on the impact of bar flipping on the recurrence of pectus excavatum after the Nuss procedure

Flipping angle

N

cxrHIprea

cxrHIpostb

ΔcxrHIc

I indexd

 ≤10°

131

3.69 ± 0.7

2.66 ± 0.4

1.03 ± 0.57

27 ± 10

11–20°

154

3.95 ± 0.8

2.77 ± 0.4

1.18 ± 0.77

28 ± 12

21–30°

51

3.94 ± 0.9

2.86 ± 0.4

1.09 ± 0.7

26 ± 12

 > 30°

23

3.96 ± 1.5

3.46 ± 1.3

0.5 ± 0.5

13 ± 9

  1. aHaller index on the preoperative chest radiograph
  2. bHaller index on the postoperative chest radiograph
  3. ccxrHIpre − cxrHIpost
  4. dimprovement index = (cxrHIpre − cxrHIpost)/cxrHIpre
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Journal of Cardiothoracic Surgery

ISSN: 1749-8090

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