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Table 2 Graft Status for all SVGs – Treatment Received Analysis

From: SUPERIOR SVG: no touch saphenous harvesting to improve patency following coronary bypass grafting (a multi-Centre randomized control trial, NCT01047449)

Outcome

#Grafts in No Touch

N = 191

#Grafts in Conventional

N = 243

No Touch vs Conventional

Odds Ratio (95% Confidence Interval)

p-value

Interaction p-value

Total Occlusion

18 (9.4%)

36 (14.8%)

0.60 (0.32–1.12)

0.107

0.998

50–99% Stenosis or Total Occlusion

19 (9.9%)

46 (18.9%)

0.49 (0.27–0.88)

0.018

0.933

  1. Legend: Chi-square p values are from the generalized estimating equations model results. OR = odds ratio. CI = confidence interval. The interaction p value refers to the interaction between the numbers of grafts in each patient and treatment received. Endoscopic veins are excluded